Otak Atik Otak – Tes Matematika Otak
Berikut test matematika otak atik otak!
Jumlah nomor yang harus didapatkan: 50
Nomor-nomor yang diberikan: 2 8 9 15 20 40
Untuk menyelesaikan tes ini gunakan: “tambah, kurang, kali, bagi”
Otak-atik dalam 5 langkah saja agar mendapatkan nomor 50
TIPS: Gunakan nomor-nomor yang diberikan dengan menggunakan 4 operasi aritmetika + – x ÷ untuk menemukan jumlah yang diperlukan.
Lebih banyak kombinasi jawaban yang Anda temukan, berarti Anda lebih teliti dan pintar!
Lihat contoh lain dibawah foto ini, sebagai perbandingan.
Contoh Lain Tes Matematika Otak Atik Otak
Jumlah nomor yang harus didapatkan: 100
Nomor-nomor yang diberikan: 20 44 75 103 250 370
Otak-atik dalam 5 langkah saja agar mendapatkan nomor 100
Jawaban:
| 103 + 44 = 147 250 x 147 = 36750 36750 / 75 = 490 370 + 20 = 390 490 – 390 = 100 | 250 – 44 = 206 206 / 103 = 2 370 – 20 = 350 350 / 2 = 175 175 – 75 = 100 | 370 + 44 = 414 414 – 250 = 164 164 x 75 = 12300 103 + 20 = 123 12300 / 123 = 100 | 250 – 44 = 206 370 – 206 = 164 164 x 75 = 12300 103 + 20 = 123 12300 / 123 = 100 |
| 103 + 44 = 147 250 x 147 = 36750 36750 / 75 = 490 370 + 20 = 390 490 – 390 = 100 | 250 – 44 = 206 206 / 103 = 2 370 – 20 = 350 350 / 2 = 175 175 – 75 = 100 | 370 – 20 = 350 350 x 103 = 36050 250 – 44 = 206 36050 / 206 = 175 175 – 75 = 100 | 103 + 44 = 147 250 x 147 = 36750 36750 / 75 = 490 490 – 20 = 470 470 – 370 = 100 |
Tujuan Pembelajaran
Memperkuat pengetahuan dan kemampuan aritmetika mental, menemukan satu atau lebih penguraian nomor untuk mendapatkan hasil yang benar dengan: dikali, ditambah, dibagi.
Jawaban Tes Otak Atik Otak
Jawaban dari rangkaian tes ini banyak sekali…
| 40 + 15 = 55 55 – 20 = 35 35 + 9 = 44 44 + 8 = 52 52 – 2 = 50 | 20 – 15 = 5 40 – 5 = 35 35 + 9 = 44 44 + 8 = 52 52 – 2 = 50 | 20 – 15 = 5 40 / 5 = 8 9 + 8 = 17 17 + 8 = 25 25 x 2 = 50 | 20 – 15 = 5 40 / 5 = 8 9 + 8 = 17 17 + 8 = 25 25 x 2 = 50 | 40 – 20 = 20 15 + 9 = 24 24 + 20 = 44 44 + 8 = 52 52 – 2 = 50 | 40 + 15 = 55 20 – 9 = 11 55 – 11 = 44 44 + 8 = 52 52 – 2 = 50 |
| 20 – 15 = 5 40 + 9 = 49 49 – 5 = 44 44 + 8 = 52 52 – 2 = 50 | 20 x 15 = 300 40 x 9 = 360 360 – 300 = 60 60 – 8 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 9 = 29 29 + 15 = 44 44 + 8 = 52 52 – 2 = 50 | 40 / 20 = 2 9 x 2 = 18 18 + 15 = 33 33 – 8 = 25 25 x 2 = 50 | 40 + 9 = 49 49 – 20 = 29 29 + 15 = 44 44 + 8 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 20 = 18 18 + 15 = 33 33 – 8 = 25 25 x 2 = 50 |
| 20 – 9 = 11 40 – 11 = 29 29 + 15 = 44 44 + 8 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 15 = 24 24 + 20 = 44 44 + 8 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 15 = 35 9 + 8 = 17 35 + 17 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 20 = 18 15 – 8 = 7 18 + 7 = 25 25 x 2 = 50 | 15 + 9 = 24 40 + 24 = 64 20 – 8 = 12 64 – 12 = 52 52 – 2 = 50 | 20 – 15 = 5 40 – 5 = 35 35 + 8 = 43 43 + 9 = 52 52 – 2 = 50 |
| 40 + 9 = 49 20 – 15 = 5 49 – 5 = 44 44 + 8 = 52 52 – 2 = 50 | 15 + 9 = 24 40 + 24 = 64 64 – 20 = 44 44 + 8 = 52 52 – 2 = 50 | 40 + 15 = 55 55 – 20 = 35 9 + 8 = 17 35 + 17 = 52 52 – 2 = 50 | 20 – 9 = 11 40 – 11 = 29 15 + 8 = 23 29 + 23 = 52 52 – 2 = 50 | 20 – 15 = 5 9 – 5 = 4 40 + 8 = 48 48 + 4 = 52 52 – 2 = 50 | 20 – 15 = 5 40 / 5 = 8 8 + 8 = 16 16 + 9 = 25 25 x 2 = 50 |
| 40 x 9 = 360 20 x 15 = 300 360 – 300 = 60 60 – 8 = 52 52 – 2 = 50 | 15 + 9 = 24 40 – 20 = 20 24 + 20 = 44 44 + 8 = 52 52 – 2 = 50 | 20 – 15 = 5 40 – 5 = 35 9 + 8 = 17 35 + 17 = 52 52 – 2 = 50 | 20 x 9 = 180 180 + 40 = 220 15 x 8 = 120 220 – 120 = 100 100 / 2 = 50 | 20 – 9 = 11 15 – 11 = 4 40 + 8 = 48 48 + 4 = 52 52 – 2 = 50 | 40 – 20 = 20 15 + 8 = 23 23 + 20 = 43 43 + 9 = 52 52 – 2 = 50 |
| 20 – 9 = 11 40 + 15 = 55 55 – 11 = 44 44 + 8 = 52 52 – 2 = 50 | 20 – 15 = 5 9 – 5 = 4 40 + 4 = 44 44 + 8 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 9 = 29 15 + 8 = 23 29 + 23 = 52 52 – 2 = 50 | 40 + 15 = 55 55 + 9 = 64 20 – 8 = 12 64 – 12 = 52 52 – 2 = 50 | 15 + 9 = 24 24 – 20 = 4 40 + 8 = 48 48 + 4 = 52 52 – 2 = 50 | 40 + 15 = 55 20 – 8 = 12 55 – 12 = 43 43 + 9 = 52 52 – 2 = 50 |
| 40 + 15 = 55 55 + 9 = 64 64 – 20 = 44 44 + 8 = 52 52 – 2 = 50 | 20 – 9 = 11 15 – 11 = 4 40 + 4 = 44 44 + 8 = 52 52 – 2 = 50 | 40 / 20 = 2 9 x 2 = 18 15 – 8 = 7 18 + 7 = 25 25 x 2 = 50 | 40 + 9 = 49 49 + 15 = 64 20 – 8 = 12 64 – 12 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 15 = 35 35 + 8 = 43 43 + 9 = 52 52 – 2 = 50 | 20 – 15 = 5 40 + 8 = 48 48 – 5 = 43 43 + 9 = 52 52 – 2 = 50 |
| 40 + 9 = 49 49 + 15 = 64 64 – 20 = 44 44 + 8 = 52 52 – 2 = 50 | 15 + 9 = 24 24 – 20 = 4 40 + 4 = 44 44 + 8 = 52 52 – 2 = 50 | 40 + 9 = 49 49 – 20 = 29 15 + 8 = 23 29 + 23 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 15 = 24 20 + 8 = 28 28 + 24 = 52 52 – 2 = 50 | 40 + 15 = 55 55 – 20 = 35 35 + 8 = 43 43 + 9 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 8 = 28 28 + 15 = 43 43 + 9 = 52 52 – 2 = 50 |
| 40 + 8 = 48 48 – 20 = 28 28 + 15 = 43 43 + 9 = 52 52 – 2 = 50 | 15 + 8 = 23 40 x 23 = 920 920 – 20 = 900 900 / 9 = 100 100 / 2 = 50 | 40 + 8 = 48 48 – 20 = 28 15 + 9 = 24 28 + 24 = 52 52 – 2 = 50 | 20 x 15 = 300 300 + 8 = 308 40 x 9 = 360 360 – 308 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 20 = 18 18 – 8 = 10 15 + 10 = 25 25 x 2 = 50 | 40 + 8 = 48 20 – 9 = 11 48 – 11 = 37 37 + 15 = 52 52 – 2 = 50 |
| 40 / 8 = 5 20 – 5 = 15 15 x 15 = 225 225 / 9 = 25 25 x 2 = 50 | 15 + 8 = 23 40 – 20 = 20 23 + 20 = 43 43 + 9 = 52 52 – 2 = 50 | 20 – 8 = 12 40 – 12 = 28 15 + 9 = 24 28 + 24 = 52 52 – 2 = 50 | 20 – 8 = 12 15 – 12 = 3 40 + 9 = 49 49 + 3 = 52 52 – 2 = 50 | 20 – 9 = 11 40 – 11 = 29 29 + 8 = 37 37 + 15 = 52 52 – 2 = 50 | 20 – 8 = 12 40 + 9 = 49 49 – 12 = 37 37 + 15 = 52 52 – 2 = 50 |
| 20 – 8 = 12 40 – 12 = 28 28 + 15 = 43 43 + 9 = 52 52 – 2 = 50 | 20 – 15 = 5 8 – 5 = 3 40 + 3 = 43 43 + 9 = 52 52 – 2 = 50 | 40 + 15 = 55 55 + 8 = 63 20 – 9 = 11 63 – 11 = 52 52 – 2 = 50 | 15 + 8 = 23 23 – 20 = 3 40 + 9 = 49 49 + 3 = 52 52 – 2 = 50 | 40 – 20 = 20 9 + 8 = 17 20 + 17 = 37 37 + 15 = 52 52 – 2 = 50 | 40 + 9 = 49 49 + 8 = 57 57 – 20 = 37 37 + 15 = 52 52 – 2 = 50 |
| 40 + 8 = 48 20 – 15 = 5 48 – 5 = 43 43 + 9 = 52 52 – 2 = 50 | 20 – 8 = 12 15 – 12 = 3 40 + 3 = 43 43 + 9 = 52 52 – 2 = 50 | 40 + 8 = 48 48 + 15 = 63 20 – 9 = 11 63 – 11 = 52 52 – 2 = 50 | 15 + 8 = 23 23 x 20 = 460 40 x 9 = 360 460 – 360 = 100 100 / 2 = 50 | 40 + 9 = 49 20 – 8 = 12 49 – 12 = 37 37 + 15 = 52 52 – 2 = 50 | 40 – 9 = 31 31 + 8 = 39 39 x 20 = 780 780 / 15 = 52 52 – 2 = 50 |
| 20 – 8 = 12 40 + 15 = 55 55 – 12 = 43 43 + 9 = 52 52 – 2 = 50 | 15 + 8 = 23 23 – 20 = 3 40 + 3 = 43 43 + 9 = 52 52 – 2 = 50 | 15 + 8 = 23 40 + 23 = 63 20 – 9 = 11 63 – 11 = 52 52 – 2 = 50 | 15 x 8 = 120 120 / 20 = 6 40 – 9 = 31 31 – 6 = 25 25 x 2 = 50 | 20 – 9 = 11 40 + 8 = 48 48 – 11 = 37 37 + 15 = 52 52 – 2 = 50 | 40 + 8 = 48 48 + 9 = 57 57 – 20 = 37 37 + 15 = 52 52 – 2 = 50 |
| 40 + 15 = 55 55 + 8 = 63 63 – 20 = 43 43 + 9 = 52 52 – 2 = 50 | 15 x 8 = 120 120 / 20 = 6 40 – 6 = 34 34 – 9 = 25 25 x 2 = 50 | 15 – 8 = 7 40 x 7 = 280 20 x 9 = 180 280 – 180 = 100 100 / 2 = 50 | 40 – 20 = 20 20 + 9 = 29 29 + 8 = 37 37 + 15 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 8 = 28 28 + 9 = 37 37 + 15 = 52 52 – 2 = 50 | 40 + 8 = 48 48 – 9 = 39 39 x 20 = 780 780 / 15 = 52 52 – 2 = 50 |
| 40 + 8 = 48 48 + 15 = 63 63 – 20 = 43 43 + 9 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 8 = 28 15 + 9 = 24 28 + 24 = 52 52 – 2 = 50 | 15 x 8 = 120 120 – 40 = 80 20 x 9 = 180 180 – 80 = 100 100 / 2 = 50 | 40 / 20 = 2 9 x 2 = 18 18 – 8 = 10 15 + 10 = 25 25 x 2 = 50 | 40 + 8 = 48 48 – 20 = 28 28 + 9 = 37 37 + 15 = 52 52 – 2 = 50 | 9 + 8 = 17 40 + 17 = 57 57 – 20 = 37 37 + 15 = 52 52 – 2 = 50 |
| 15 + 8 = 23 40 + 23 = 63 63 – 20 = 43 43 + 9 = 52 52 – 2 = 50 | 40 – 20 = 20 20 x 8 = 160 15 x 9 = 135 160 – 135 = 25 25 x 2 = 50 | 20 – 15 = 5 8 – 5 = 3 40 + 9 = 49 49 + 3 = 52 52 – 2 = 50 | 40 + 9 = 49 49 – 20 = 29 29 + 8 = 37 37 + 15 = 52 52 – 2 = 50 | 20 – 8 = 12 40 – 12 = 28 28 + 9 = 37 37 + 15 = 52 52 – 2 = 50 | 9 – 8 = 1 40 – 1 = 39 39 x 20 = 780 780 / 15 = 52 52 – 2 = 50 |
| 9 + 8 = 17 40 – 20 = 20 20 + 17 = 37 37 + 15 = 52 52 – 2 = 50 | 20 – 9 = 11 11 – 8 = 3 40 + 15 = 55 55 – 3 = 52 52 – 2 = 50 | 40 + 15 = 55 9 + 8 = 17 55 + 17 = 72 72 – 20 = 52 52 – 2 = 50 | 9 + 8 = 17 40 + 17 = 57 20 – 15 = 5 57 – 5 = 52 52 – 2 = 50 | 40 + 8 = 48 15 + 9 = 24 48 + 24 = 72 72 – 20 = 52 52 – 2 = 50 | 9 + 8 = 17 17 – 15 = 2 40 x 2 = 80 80 + 20 = 100 100 / 2 = 50 |
| 20 – 9 = 11 11 – 8 = 3 40 – 3 = 37 37 + 15 = 52 52 – 2 = 50 | 20 – 8 = 12 12 – 9 = 3 40 + 15 = 55 55 – 3 = 52 52 – 2 = 50 | 40 + 9 = 49 15 + 8 = 23 49 + 23 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 9 = 24 24 / 8 = 3 40 x 3 = 120 120 – 20 = 100 100 / 2 = 50 | 40 / 8 = 5 15 + 9 = 24 24 x 5 = 120 120 – 20 = 100 100 / 2 = 50 | 9 x 8 = 72 72 x 15 = 1080 1080 – 40 = 1040 1040 / 20 = 52 52 – 2 = 50 |
| 20 – 8 = 12 12 – 9 = 3 40 – 3 = 37 37 + 15 = 52 52 – 2 = 50 | 9 + 8 = 17 20 – 17 = 3 40 + 15 = 55 55 – 3 = 52 52 – 2 = 50 | 15 + 9 = 24 40 + 8 = 48 48 + 24 = 72 72 – 20 = 52 52 – 2 = 50 | 15 – 9 = 6 8 – 6 = 2 40 x 2 = 80 80 + 20 = 100 100 / 2 = 50 | 15 + 8 = 23 40 + 9 = 49 49 + 23 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 9 = 24 24 + 8 = 32 40 – 20 = 20 32 + 20 = 52 52 – 2 = 50 |
| 9 + 8 = 17 20 – 17 = 3 40 – 3 = 37 37 + 15 = 52 52 – 2 = 50 | 40 + 15 = 55 55 + 9 = 64 64 + 8 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 9 = 24 40 / 8 = 5 24 x 5 = 120 120 – 20 = 100 100 / 2 = 50 | 15 x 9 = 135 135 x 8 = 1080 1080 – 40 = 1040 1040 / 20 = 52 52 – 2 = 50 | 40 + 9 = 49 49 + 8 = 57 57 + 15 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 9 = 24 24 + 8 = 32 40 x 20 = 800 800 / 32 = 25 25 x 2 = 50 |
| 40 + 9 = 49 49 + 8 = 57 20 – 15 = 5 57 – 5 = 52 52 – 2 = 50 | 40 + 9 = 49 49 + 15 = 64 64 + 8 = 72 72 – 20 = 52 52 – 2 = 50 | 40 + 15 = 55 55 + 8 = 63 63 + 9 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 8 = 23 23 + 9 = 32 40 + 32 = 72 72 – 20 = 52 52 – 2 = 50 | 40 + 8 = 48 48 + 9 = 57 57 + 15 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 8 = 23 23 + 9 = 32 40 – 20 = 20 32 + 20 = 52 52 – 2 = 50 |
| 40 – 9 = 31 31 x 8 = 248 20 x 15 = 300 300 – 248 = 52 52 – 2 = 50 | 40 x 9 = 360 360 / 15 = 24 24 + 8 = 32 32 + 20 = 52 52 – 2 = 50 | 40 + 8 = 48 48 + 15 = 63 63 + 9 = 72 72 – 20 = 52 52 – 2 = 50 | 15 – 8 = 7 9 – 7 = 2 40 x 2 = 80 80 + 20 = 100 100 / 2 = 50 | 9 + 8 = 17 40 + 17 = 57 57 + 15 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 8 = 23 23 + 9 = 32 40 x 20 = 800 800 / 32 = 25 25 x 2 = 50 |
| 40 x 9 = 360 360 – 8 = 352 20 x 15 = 300 352 – 300 = 52 52 – 2 = 50 | 15 + 9 = 24 40 + 24 = 64 64 + 8 = 72 72 – 20 = 52 52 – 2 = 50 | 40 + 8 = 48 48 x 15 = 720 720 / 9 = 80 80 + 20 = 100 100 / 2 = 50 | 15 x 8 = 120 120 x 9 = 1080 1080 – 40 = 1040 1040 / 20 = 52 52 – 2 = 50 | 9 + 8 = 17 40 + 15 = 55 55 + 17 = 72 72 – 20 = 52 52 – 2 = 50 | 9 + 8 = 17 17 + 15 = 32 40 – 20 = 20 32 + 20 = 52 52 – 2 = 50 |
| 40 + 8 = 48 48 + 9 = 57 20 – 15 = 5 57 – 5 = 52 52 – 2 = 50 | 15 + 9 = 24 40 x 24 = 960 960 / 8 = 120 120 – 20 = 100 100 / 2 = 50 | 15 + 8 = 23 40 + 23 = 63 63 + 9 = 72 72 – 20 = 52 52 – 2 = 50 | 9 + 8 = 17 17 + 15 = 32 40 + 32 = 72 72 – 20 = 52 52 – 2 = 50 | 15 + 9 = 24 24 + 8 = 32 40 + 32 = 72 72 – 20 = 52 52 – 2 = 50 | 9 + 8 = 17 17 + 15 = 32 40 x 20 = 800 800 / 32 = 25 25 x 2 = 50 |
| 20 – 15 = 5 9 – 5 = 4 8 + 4 = 12 40 + 12 = 52 52 – 2 = 50 | 15 + 9 = 24 20 – 8 = 12 24 – 12 = 12 40 + 12 = 52 52 – 2 = 50 | 20 – 9 = 11 11 – 8 = 3 15 – 3 = 12 40 + 12 = 52 52 – 2 = 50 | 40 + 20 = 60 60 + 15 = 75 75 – 9 = 66 8 x 2 = 16 66 – 16 = 50 | 40 – 15 = 25 25 + 20 = 45 45 / 9 = 5 8 + 2 = 10 10 x 5 = 50 | 40 + 15 = 55 20 – 9 = 11 55 + 11 = 66 8 x 2 = 16 66 – 16 = 50 |
| 20 – 9 = 11 15 – 11 = 4 8 + 4 = 12 40 + 12 = 52 52 – 2 = 50 | 20 – 15 = 5 8 – 5 = 3 9 + 3 = 12 40 + 12 = 52 52 – 2 = 50 | 20 – 8 = 12 12 – 9 = 3 15 – 3 = 12 40 + 12 = 52 52 – 2 = 50 | 40 + 20 = 60 60 – 15 = 45 45 + 9 = 54 8 / 2 = 4 54 – 4 = 50 | 20 + 15 = 35 40 + 35 = 75 75 – 9 = 66 8 x 2 = 16 66 – 16 = 50 | 40 + 15 = 55 20 – 9 = 11 55 – 11 = 44 8 – 2 = 6 44 + 6 = 50 |
| 15 + 9 = 24 24 – 20 = 4 8 + 4 = 12 40 + 12 = 52 52 – 2 = 50 | 20 – 8 = 12 15 – 12 = 3 9 + 3 = 12 40 + 12 = 52 52 – 2 = 50 | 9 + 8 = 17 20 – 17 = 3 15 – 3 = 12 40 + 12 = 52 52 – 2 = 50 | 40 + 20 = 60 60 – 15 = 45 45 / 9 = 5 8 + 2 = 10 10 x 5 = 50 | 20 – 15 = 5 40 + 5 = 45 45 + 9 = 54 8 / 2 = 4 54 – 4 = 50 | 40 + 15 = 55 20 – 9 = 11 55 / 11 = 5 8 + 2 = 10 10 x 5 = 50 |
| 15 + 9 = 24 24 x 20 = 480 480 / 8 = 60 60 + 40 = 100 100 / 2 = 50 | 15 + 8 = 23 23 – 20 = 3 9 + 3 = 12 40 + 12 = 52 52 – 2 = 50 | 9 + 8 = 17 20 – 15 = 5 17 – 5 = 12 40 + 12 = 52 52 – 2 = 50 | 40 + 20 = 60 60 / 15 = 4 9 – 4 = 5 8 + 2 = 10 10 x 5 = 50 | 20 – 15 = 5 40 + 5 = 45 45 / 9 = 5 8 + 2 = 10 10 x 5 = 50 | 40 – 15 = 25 20 + 9 = 29 29 + 25 = 54 8 / 2 = 4 54 – 4 = 50 |
| 15 – 9 = 6 20 x 6 = 120 120 / 8 = 15 40 – 15 = 25 25 x 2 = 50 | 15 x 8 = 120 120 / 20 = 6 9 + 6 = 15 40 – 15 = 25 25 x 2 = 50 | 15 + 9 = 24 24 + 8 = 32 32 – 20 = 12 40 + 12 = 52 52 – 2 = 50 | 40 – 20 = 20 20 + 15 = 35 35 + 9 = 44 8 – 2 = 6 44 + 6 = 50 | 20 – 15 = 5 40 – 5 = 35 35 + 9 = 44 8 – 2 = 6 44 + 6 = 50 | 20 + 15 = 35 40 – 9 = 31 35 + 31 = 66 8 x 2 = 16 66 – 16 = 50 |
| 20 – 15 = 5 9 + 8 = 17 17 – 5 = 12 40 + 12 = 52 52 – 2 = 50 | 20 – 8 = 12 15 + 9 = 24 24 – 12 = 12 40 + 12 = 52 52 – 2 = 50 | 15 + 9 = 24 24 / 8 = 3 20 x 3 = 60 60 + 40 = 100 100 / 2 = 50 | 40 + 15 = 55 55 + 20 = 75 75 – 9 = 66 8 x 2 = 16 66 – 16 = 50 | 40 + 20 = 60 15 – 9 = 6 60 + 6 = 66 8 x 2 = 16 66 – 16 = 50 | 20 – 15 = 5 40 + 9 = 49 49 + 5 = 54 8 / 2 = 4 54 – 4 = 50 |
| 20 – 9 = 11 15 + 8 = 23 23 – 11 = 12 40 + 12 = 52 52 – 2 = 50 | 15 + 8 = 23 20 – 9 = 11 23 – 11 = 12 40 + 12 = 52 52 – 2 = 50 | 15 + 8 = 23 23 + 9 = 32 32 – 20 = 12 40 + 12 = 52 52 – 2 = 50 | 40 + 15 = 55 55 – 20 = 35 35 + 9 = 44 8 – 2 = 6 44 + 6 = 50 | 40 + 20 = 60 15 – 9 = 6 60 – 6 = 54 8 / 2 = 4 54 – 4 = 50 | 20 – 15 = 5 40 + 9 = 49 49 – 5 = 44 8 – 2 = 6 44 + 6 = 50 |
| 20 x 9 = 180 15 x 8 = 120 180 – 120 = 60 60 + 40 = 100 100 / 2 = 50 | 15 x 8 = 120 20 x 9 = 180 180 – 120 = 60 60 + 40 = 100 100 / 2 = 50 | 9 + 8 = 17 17 + 15 = 32 32 – 20 = 12 40 + 12 = 52 52 – 2 = 50 | 40 – 15 = 25 25 + 20 = 45 45 + 9 = 54 8 / 2 = 4 54 – 4 = 50 | 40 – 20 = 20 15 + 9 = 24 24 + 20 = 44 8 – 2 = 6 44 + 6 = 50 | 20 x 15 = 300 40 x 9 = 360 360 – 300 = 60 8 + 2 = 10 60 – 10 = 50 |
| 40 + 20 = 60 60 + 9 = 69 69 – 15 = 54 8 / 2 = 4 54 – 4 = 50 | 20 – 9 = 11 40 – 11 = 29 29 + 15 = 44 8 – 2 = 6 44 + 6 = 50 | 20 – 9 = 11 40 + 15 = 55 55 / 11 = 5 8 + 2 = 10 10 x 5 = 50 | 15 + 9 = 24 40 + 24 = 64 64 – 20 = 44 8 – 2 = 6 44 + 6 = 50 | 20 – 15 = 5 9 – 5 = 4 40 + 4 = 44 8 – 2 = 6 44 + 6 = 50 | 40 + 20 = 60 60 + 15 = 75 8 x 2 = 16 16 + 9 = 25 75 – 25 = 50 |
| 40 + 20 = 60 60 – 9 = 51 51 + 15 = 66 8 x 2 = 16 66 – 16 = 50 | 40 + 9 = 49 20 – 15 = 5 49 + 5 = 54 8 / 2 = 4 54 – 4 = 50 | 40 + 15 = 55 55 + 9 = 64 64 – 20 = 44 8 – 2 = 6 44 + 6 = 50 | 15 – 9 = 6 40 + 6 = 46 46 + 20 = 66 8 x 2 = 16 66 – 16 = 50 | 20 – 15 = 5 9 x 5 = 45 45 – 40 = 5 8 + 2 = 10 10 x 5 = 50 | 40 + 20 = 60 60 – 15 = 45 8 / 2 = 4 9 – 4 = 5 45 + 5 = 50 |
| 40 – 20 = 20 20 + 9 = 29 29 + 15 = 44 8 – 2 = 6 44 + 6 = 50 | 40 + 9 = 49 20 – 15 = 5 49 – 5 = 44 8 – 2 = 6 44 + 6 = 50 | 40 + 15 = 55 55 – 9 = 46 46 + 20 = 66 8 x 2 = 16 66 – 16 = 50 | 15 – 9 = 6 40 – 6 = 34 34 + 20 = 54 8 / 2 = 4 54 – 4 = 50 | 20 + 9 = 29 29 – 15 = 14 40 + 14 = 54 8 / 2 = 4 54 – 4 = 50 | 40 + 20 = 60 60 / 15 = 4 8 – 2 = 6 9 x 6 = 54 54 – 4 = 50 |
| 40 + 9 = 49 49 + 20 = 69 69 – 15 = 54 8 / 2 = 4 54 – 4 = 50 | 40 – 9 = 31 20 + 15 = 35 35 + 31 = 66 8 x 2 = 16 66 – 16 = 50 | 40 – 15 = 25 25 + 9 = 34 34 + 20 = 54 8 / 2 = 4 54 – 4 = 50 | 15 + 9 = 24 40 – 20 = 20 24 + 20 = 44 8 – 2 = 6 44 + 6 = 50 | 20 – 9 = 11 15 + 11 = 26 40 + 26 = 66 8 x 2 = 16 66 – 16 = 50 | 40 – 20 = 20 20 + 15 = 35 9 + 8 = 17 17 – 2 = 15 35 + 15 = 50 |
| 40 + 9 = 49 49 – 20 = 29 29 + 15 = 44 8 – 2 = 6 44 + 6 = 50 | 40 x 9 = 360 20 x 15 = 300 360 – 300 = 60 8 + 2 = 10 60 – 10 = 50 | 40 + 9 = 49 49 + 15 = 64 64 – 20 = 44 8 – 2 = 6 44 + 6 = 50 | 15 – 9 = 6 40 + 20 = 60 60 + 6 = 66 8 x 2 = 16 66 – 16 = 50 | 20 – 9 = 11 15 – 11 = 4 40 + 4 = 44 8 – 2 = 6 44 + 6 = 50 | 40 – 20 = 20 20 + 15 = 35 9 – 2 = 7 8 + 7 = 15 35 + 15 = 50 |
| 40 – 9 = 31 31 + 20 = 51 51 + 15 = 66 8 x 2 = 16 66 – 16 = 50 | 20 + 9 = 29 40 – 15 = 25 29 + 25 = 54 8 / 2 = 4 54 – 4 = 50 | 40 + 9 = 49 49 – 15 = 34 34 + 20 = 54 8 / 2 = 4 54 – 4 = 50 | 15 – 9 = 6 40 + 20 = 60 60 – 6 = 54 8 / 2 = 4 54 – 4 = 50 | 15 + 9 = 24 24 – 20 = 4 40 + 4 = 44 8 – 2 = 6 44 + 6 = 50 | 40 – 20 = 20 20 + 15 = 35 8 – 2 = 6 9 + 6 = 15 35 + 15 = 50 |
| 20 + 9 = 29 40 + 29 = 69 69 – 15 = 54 8 / 2 = 4 54 – 4 = 50 | 20 – 9 = 11 40 + 15 = 55 55 + 11 = 66 8 x 2 = 16 66 – 16 = 50 | 40 – 9 = 31 31 + 15 = 46 46 + 20 = 66 8 x 2 = 16 66 – 16 = 50 | 20 + 15 = 35 35 – 9 = 26 40 + 26 = 66 8 x 2 = 16 66 – 16 = 50 | 15 – 9 = 6 20 + 6 = 26 40 + 26 = 66 8 x 2 = 16 66 – 16 = 50 | 40 – 20 = 20 20 – 15 = 5 9 x 2 = 18 18 – 8 = 10 10 x 5 = 50 |
| 20 – 9 = 11 40 + 11 = 51 51 + 15 = 66 8 x 2 = 16 66 – 16 = 50 | 20 – 9 = 11 40 + 15 = 55 55 – 11 = 44 8 – 2 = 6 44 + 6 = 50 | 40 x 9 = 360 360 / 15 = 24 24 + 20 = 44 8 – 2 = 6 44 + 6 = 50 | 20 – 15 = 5 9 + 5 = 14 40 + 14 = 54 8 / 2 = 4 54 – 4 = 50 | 15 – 9 = 6 20 – 6 = 14 40 + 14 = 54 8 / 2 = 4 54 – 4 = 50 | 40 + 15 = 55 55 + 20 = 75 8 x 2 = 16 16 + 9 = 25 75 – 25 = 50 |
| 40 + 15 = 55 55 – 20 = 35 9 + 8 = 17 17 – 2 = 15 35 + 15 = 50 | 20 – 15 = 5 40 + 5 = 45 8 / 2 = 4 9 – 4 = 5 45 + 5 = 50 | 40 + 9 = 49 49 + 20 = 69 8 / 2 = 4 15 + 4 = 19 69 – 19 = 50 | 20 – 9 = 11 40 – 11 = 29 15 – 2 = 13 13 + 8 = 21 29 + 21 = 50 | 40 – 15 = 25 25 + 9 = 34 8 / 2 = 4 20 – 4 = 16 34 + 16 = 50 | 40 x 9 = 360 360 / 15 = 24 20 – 2 = 18 18 + 8 = 26 26 + 24 = 50 |
| 40 + 15 = 55 55 – 20 = 35 9 – 2 = 7 8 + 7 = 15 35 + 15 = 50 | 20 – 15 = 5 40 – 5 = 35 9 + 8 = 17 17 – 2 = 15 35 + 15 = 50 | 40 + 9 = 49 49 – 20 = 29 15 + 8 = 23 23 – 2 = 21 29 + 21 = 50 | 20 – 9 = 11 40 – 11 = 29 8 – 2 = 6 15 + 6 = 21 29 + 21 = 50 | 40 + 9 = 49 49 + 15 = 64 20 + 8 = 28 28 / 2 = 14 64 – 14 = 50 | 40 x 9 = 360 360 / 15 = 24 8 – 2 = 6 20 + 6 = 26 26 + 24 = 50 |
| 40 + 15 = 55 55 – 20 = 35 8 – 2 = 6 9 + 6 = 15 35 + 15 = 50 | 20 – 15 = 5 40 – 5 = 35 9 – 2 = 7 8 + 7 = 15 35 + 15 = 50 | 40 + 9 = 49 49 – 20 = 29 15 – 2 = 13 13 + 8 = 21 29 + 21 = 50 | 20 x 9 = 180 180 – 40 = 140 8 – 2 = 6 15 x 6 = 90 140 – 90 = 50 | 40 + 9 = 49 49 + 15 = 64 20 – 8 = 12 12 + 2 = 14 64 – 14 = 50 | 15 + 9 = 24 40 + 24 = 64 20 + 8 = 28 28 / 2 = 14 64 – 14 = 50 |
| 40 – 15 = 25 25 + 20 = 45 8 / 2 = 4 9 – 4 = 5 45 + 5 = 50 | 20 – 15 = 5 40 – 5 = 35 8 – 2 = 6 9 + 6 = 15 35 + 15 = 50 | 40 + 9 = 49 49 – 20 = 29 8 – 2 = 6 15 + 6 = 21 29 + 21 = 50 | 40 + 15 = 55 55 + 9 = 64 20 + 8 = 28 28 / 2 = 14 64 – 14 = 50 | 40 + 9 = 49 49 + 15 = 64 20 + 2 = 22 22 – 8 = 14 64 – 14 = 50 | 15 + 9 = 24 40 + 24 = 64 20 – 8 = 12 12 + 2 = 14 64 – 14 = 50 |
| 40 – 15 = 25 25 – 20 = 5 9 x 2 = 18 18 – 8 = 10 10 x 5 = 50 | 40 + 20 = 60 60 – 9 = 51 8 x 2 = 16 16 – 15 = 1 51 – 1 = 50 | 40 – 9 = 31 31 + 20 = 51 8 x 2 = 16 16 – 15 = 1 51 – 1 = 50 | 40 + 15 = 55 55 + 9 = 64 20 – 8 = 12 12 + 2 = 14 64 – 14 = 50 | 40 + 9 = 49 49 + 15 = 64 8 – 2 = 6 20 – 6 = 14 64 – 14 = 50 | 15 + 9 = 24 40 + 24 = 64 20 + 2 = 22 22 – 8 = 14 64 – 14 = 50 |
| 40 – 15 = 25 25 x 20 = 500 9 x 2 = 18 18 – 8 = 10 500 / 10 = 50 | 40 – 20 = 20 20 + 9 = 29 15 + 8 = 23 23 – 2 = 21 29 + 21 = 50 | 20 + 9 = 29 40 + 29 = 69 8 / 2 = 4 15 + 4 = 19 69 – 19 = 50 | 40 + 15 = 55 55 + 9 = 64 20 + 2 = 22 22 – 8 = 14 64 – 14 = 50 | 40 + 9 = 49 49 – 15 = 34 8 / 2 = 4 20 – 4 = 16 34 + 16 = 50 | 15 + 9 = 24 40 + 24 = 64 8 – 2 = 6 20 – 6 = 14 64 – 14 = 50 |
| 20 + 15 = 35 40 + 35 = 75 8 x 2 = 16 16 + 9 = 25 75 – 25 = 50 | 40 – 20 = 20 20 + 9 = 29 15 – 2 = 13 13 + 8 = 21 29 + 21 = 50 | 20 – 9 = 11 40 + 11 = 51 8 x 2 = 16 16 – 15 = 1 51 – 1 = 50 | 40 + 15 = 55 55 + 9 = 64 8 – 2 = 6 20 – 6 = 14 64 – 14 = 50 | 40 – 9 = 31 31 + 15 = 46 8 x 2 = 16 20 – 16 = 4 46 + 4 = 50 | 15 – 9 = 6 40 + 6 = 46 8 x 2 = 16 20 – 16 = 4 46 + 4 = 50 |
| 20 + 15 = 35 40 – 35 = 5 9 x 2 = 18 18 – 8 = 10 10 x 5 = 50 | 40 – 20 = 20 20 + 9 = 29 8 – 2 = 6 15 + 6 = 21 29 + 21 = 50 | 20 – 9 = 11 40 – 11 = 29 15 + 8 = 23 23 – 2 = 21 29 + 21 = 50 | 40 + 15 = 55 55 – 9 = 46 8 x 2 = 16 20 – 16 = 4 46 + 4 = 50 | 40 x 9 = 360 360 / 15 = 24 20 + 8 = 28 28 – 2 = 26 26 + 24 = 50 | 15 – 9 = 6 40 – 6 = 34 8 / 2 = 4 20 – 4 = 16 34 + 16 = 50 |
| 20 + 15 = 35 35 – 9 = 26 40 + 8 = 48 48 / 2 = 24 26 + 24 = 50 | 20 + 9 = 29 29 – 15 = 14 8 / 2 = 4 40 – 4 = 36 36 + 14 = 50 | 15 + 9 = 24 24 – 20 = 4 8 – 2 = 6 40 + 6 = 46 46 + 4 = 50 | 20 – 15 = 5 40 – 5 = 35 35 + 8 = 43 9 – 2 = 7 43 + 7 = 50 | 20 – 8 = 12 40 x 12 = 480 480 / 15 = 32 9 x 2 = 18 32 + 18 = 50 | 20 – 15 = 5 8 – 5 = 3 40 + 3 = 43 9 – 2 = 7 43 + 7 = 50 |
| 20 + 15 = 35 35 – 9 = 26 8 x 2 = 16 40 – 16 = 24 26 + 24 = 50 | 20 – 9 = 11 15 + 11 = 26 40 + 8 = 48 48 / 2 = 24 26 + 24 = 50 | 15 – 9 = 6 20 + 6 = 26 40 + 8 = 48 48 / 2 = 24 26 + 24 = 50 | 40 – 20 = 20 15 + 8 = 23 23 + 20 = 43 9 – 2 = 7 43 + 7 = 50 | 40 + 8 = 48 20 – 15 = 5 48 – 5 = 43 9 – 2 = 7 43 + 7 = 50 | 20 – 8 = 12 15 – 12 = 3 40 + 3 = 43 9 – 2 = 7 43 + 7 = 50 |
| 20 – 15 = 5 9 + 5 = 14 40 – 8 = 32 32 x 2 = 64 64 – 14 = 50 | 20 – 9 = 11 15 + 11 = 26 8 x 2 = 16 40 – 16 = 24 26 + 24 = 50 | 15 – 9 = 6 20 + 6 = 26 8 x 2 = 16 40 – 16 = 24 26 + 24 = 50 | 40 + 15 = 55 20 – 8 = 12 55 – 12 = 43 9 – 2 = 7 43 + 7 = 50 | 20 – 8 = 12 40 + 15 = 55 55 – 12 = 43 9 – 2 = 7 43 + 7 = 50 | 15 + 8 = 23 23 – 20 = 3 40 + 3 = 43 9 – 2 = 7 43 + 7 = 50 |
| 20 – 15 = 5 9 + 5 = 14 8 / 2 = 4 40 – 4 = 36 36 + 14 = 50 | 20 – 9 = 11 15 – 11 = 4 40 + 8 = 48 48 – 2 = 46 46 + 4 = 50 | 15 – 9 = 6 20 – 6 = 14 40 – 8 = 32 32 x 2 = 64 64 – 14 = 50 | 20 – 15 = 5 40 + 8 = 48 48 – 5 = 43 9 – 2 = 7 43 + 7 = 50 | 40 + 15 = 55 55 + 8 = 63 63 – 20 = 43 9 – 2 = 7 43 + 7 = 50 | 40 – 20 = 20 20 + 8 = 28 15 + 9 = 24 24 – 2 = 22 28 + 22 = 50 |
| 20 – 15 = 5 9 – 5 = 4 40 + 8 = 48 48 – 2 = 46 46 + 4 = 50 | 20 – 9 = 11 15 – 11 = 4 40 – 2 = 38 38 + 8 = 46 46 + 4 = 50 | 15 – 9 = 6 20 – 6 = 14 8 / 2 = 4 40 – 4 = 36 36 + 14 = 50 | 40 + 20 = 60 60 x 8 = 480 480 / 15 = 32 9 x 2 = 18 32 + 18 = 50 | 40 + 8 = 48 48 + 15 = 63 63 – 20 = 43 9 – 2 = 7 43 + 7 = 50 | 40 – 20 = 20 20 + 8 = 28 15 – 2 = 13 13 + 9 = 22 28 + 22 = 50 |
| 20 – 15 = 5 9 – 5 = 4 40 – 2 = 38 38 + 8 = 46 46 + 4 = 50 | 20 – 9 = 11 15 – 11 = 4 8 – 2 = 6 40 + 6 = 46 46 + 4 = 50 | 40 + 20 = 60 60 / 15 = 4 8 x 4 = 32 9 x 2 = 18 32 + 18 = 50 | 40 – 20 = 20 20 + 8 = 28 28 + 15 = 43 9 – 2 = 7 43 + 7 = 50 | 15 + 8 = 23 40 + 23 = 63 63 – 20 = 43 9 – 2 = 7 43 + 7 = 50 | 40 – 20 = 20 20 + 8 = 28 9 – 2 = 7 15 + 7 = 22 28 + 22 = 50 |
| 20 – 15 = 5 9 – 5 = 4 8 – 2 = 6 40 + 6 = 46 46 + 4 = 50 | 15 + 9 = 24 24 – 20 = 4 40 + 8 = 48 48 – 2 = 46 46 + 4 = 50 | 40 – 20 = 20 20 + 15 = 35 35 + 8 = 43 9 – 2 = 7 43 + 7 = 50 | 40 + 8 = 48 48 – 20 = 28 28 + 15 = 43 9 – 2 = 7 43 + 7 = 50 | 15 + 8 = 23 40 x 23 = 920 920 – 20 = 900 9 x 2 = 18 900 / 18 = 50 | 40 + 8 = 48 48 – 20 = 28 15 + 9 = 24 24 – 2 = 22 28 + 22 = 50 |
| 20 + 9 = 29 29 – 15 = 14 40 – 8 = 32 32 x 2 = 64 64 – 14 = 50 | 15 + 9 = 24 24 – 20 = 4 40 – 2 = 38 38 + 8 = 46 46 + 4 = 50 | 40 + 15 = 55 55 – 20 = 35 35 + 8 = 43 9 – 2 = 7 43 + 7 = 50 | 20 – 8 = 12 40 – 12 = 28 28 + 15 = 43 9 – 2 = 7 43 + 7 = 50 | 15 + 8 = 23 40 – 20 = 20 23 + 20 = 43 9 – 2 = 7 43 + 7 = 50 | 40 + 8 = 48 48 – 20 = 28 15 – 2 = 13 13 + 9 = 22 28 + 22 = 50 |
| 40 + 8 = 48 48 – 20 = 28 9 – 2 = 7 15 + 7 = 22 28 + 22 = 50 | 40 + 15 = 55 55 + 8 = 63 20 + 2 = 22 22 – 9 = 13 63 – 13 = 50 | 20 – 15 = 5 8 – 5 = 3 40 + 9 = 49 49 – 2 = 47 47 + 3 = 50 | 15 + 8 = 23 23 – 20 = 3 40 + 9 = 49 49 – 2 = 47 47 + 3 = 50 | 20 – 9 = 11 40 + 8 = 48 48 – 11 = 37 15 – 2 = 13 37 + 13 = 50 | 40 / 8 = 5 9 – 5 = 4 20 x 4 = 80 15 x 2 = 30 80 – 30 = 50 |
| 20 – 8 = 12 40 – 12 = 28 15 + 9 = 24 24 – 2 = 22 28 + 22 = 50 | 40 + 15 = 55 55 + 8 = 63 9 – 2 = 7 20 – 7 = 13 63 – 13 = 50 | 20 – 15 = 5 8 – 5 = 3 40 – 2 = 38 38 + 9 = 47 47 + 3 = 50 | 15 + 8 = 23 23 – 20 = 3 40 – 2 = 38 38 + 9 = 47 47 + 3 = 50 | 40 – 20 = 20 20 + 8 = 28 28 + 9 = 37 15 – 2 = 13 37 + 13 = 50 | 9 + 8 = 17 40 + 17 = 57 57 – 20 = 37 15 – 2 = 13 37 + 13 = 50 |
| 20 – 8 = 12 40 – 12 = 28 15 – 2 = 13 13 + 9 = 22 28 + 22 = 50 | 40 + 8 = 48 48 + 15 = 63 20 – 9 = 11 11 + 2 = 13 63 – 13 = 50 | 20 – 15 = 5 8 – 5 = 3 9 – 2 = 7 40 + 7 = 47 47 + 3 = 50 | 15 + 8 = 23 23 – 20 = 3 9 – 2 = 7 40 + 7 = 47 47 + 3 = 50 | 40 + 8 = 48 48 – 20 = 28 28 + 9 = 37 15 – 2 = 13 37 + 13 = 50 | 9 + 8 = 17 40 – 20 = 20 20 + 17 = 37 15 – 2 = 13 37 + 13 = 50 |
| 20 – 8 = 12 40 – 12 = 28 9 – 2 = 7 15 + 7 = 22 28 + 22 = 50 | 40 + 8 = 48 48 + 15 = 63 20 + 2 = 22 22 – 9 = 13 63 – 13 = 50 | 20 x 15 = 300 300 + 8 = 308 40 x 9 = 360 360 – 2 = 358 358 – 308 = 50 | 40 – 20 = 20 20 + 9 = 29 29 + 8 = 37 15 – 2 = 13 37 + 13 = 50 | 20 – 8 = 12 40 – 12 = 28 28 + 9 = 37 15 – 2 = 13 37 + 13 = 50 | 20 – 9 = 11 11 – 8 = 3 40 – 3 = 37 15 – 2 = 13 37 + 13 = 50 |
| 20 x 8 = 160 160 + 40 = 200 15 – 9 = 6 6 – 2 = 4 200 / 4 = 50 | 40 + 8 = 48 48 + 15 = 63 9 – 2 = 7 20 – 7 = 13 63 – 13 = 50 | 20 x 15 = 300 300 – 8 = 292 40 – 2 = 38 38 x 9 = 342 342 – 292 = 50 | 40 + 9 = 49 49 – 20 = 29 29 + 8 = 37 15 – 2 = 13 37 + 13 = 50 | 40 + 8 = 48 20 – 9 = 11 48 – 11 = 37 15 – 2 = 13 37 + 13 = 50 | 20 – 8 = 12 12 – 9 = 3 40 – 3 = 37 15 – 2 = 13 37 + 13 = 50 |
| 20 x 8 = 160 160 + 40 = 200 15 – 2 = 13 13 – 9 = 4 200 / 4 = 50 | 15 + 8 = 23 40 + 23 = 63 20 – 9 = 11 11 + 2 = 13 63 – 13 = 50 | 20 – 8 = 12 15 – 12 = 3 40 + 9 = 49 49 – 2 = 47 47 + 3 = 50 | 20 – 9 = 11 40 – 11 = 29 29 + 8 = 37 15 – 2 = 13 37 + 13 = 50 | 20 – 8 = 12 40 + 9 = 49 49 – 12 = 37 15 – 2 = 13 37 + 13 = 50 | 9 + 8 = 17 20 – 17 = 3 40 – 3 = 37 15 – 2 = 13 37 + 13 = 50 |
| 20 x 8 = 160 160 + 40 = 200 9 + 2 = 11 15 – 11 = 4 200 / 4 = 50 | 15 + 8 = 23 40 + 23 = 63 20 + 2 = 22 22 – 9 = 13 63 – 13 = 50 | 20 – 8 = 12 15 – 12 = 3 40 – 2 = 38 38 + 9 = 47 47 + 3 = 50 | 40 – 20 = 20 9 + 8 = 17 20 + 17 = 37 15 – 2 = 13 37 + 13 = 50 | 40 + 9 = 49 49 + 8 = 57 57 – 20 = 37 15 – 2 = 13 37 + 13 = 50 | 40 + 9 = 49 49 + 8 = 57 20 – 15 = 5 5 + 2 = 7 57 – 7 = 50 |
| 40 + 15 = 55 55 + 8 = 63 20 – 9 = 11 11 + 2 = 13 63 – 13 = 50 | 15 + 8 = 23 40 + 23 = 63 9 – 2 = 7 20 – 7 = 13 63 – 13 = 50 | 20 – 8 = 12 15 – 12 = 3 9 – 2 = 7 40 + 7 = 47 47 + 3 = 50 | 40 + 9 = 49 20 – 8 = 12 49 – 12 = 37 15 – 2 = 13 37 + 13 = 50 | 40 + 8 = 48 48 + 9 = 57 57 – 20 = 37 15 – 2 = 13 37 + 13 = 50 | 40 + 9 = 49 49 + 8 = 57 20 + 2 = 22 22 – 15 = 7 57 – 7 = 50 |
| 40 + 9 = 49 49 + 8 = 57 15 – 2 = 13 20 – 13 = 7 57 – 7 = 50 | 9 + 8 = 17 40 + 17 = 57 20 – 15 = 5 5 + 2 = 7 57 – 7 = 50 | 20 – 8 = 12 12 – 9 = 3 15 – 2 = 13 40 + 13 = 53 53 – 3 = 50 | 40 + 15 = 55 9 + 8 = 17 55 + 17 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 8 = 23 40 + 9 = 49 49 + 23 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 9 = 24 24 + 8 = 32 40 + 32 = 72 20 + 2 = 22 72 – 22 = 50 |
| 40 – 9 = 31 31 x 8 = 248 20 x 15 = 300 300 – 2 = 298 298 – 248 = 50 | 9 + 8 = 17 40 + 17 = 57 20 + 2 = 22 22 – 15 = 7 57 – 7 = 50 | 9 + 8 = 17 20 – 17 = 3 40 + 15 = 55 55 – 2 = 53 53 – 3 = 50 | 40 + 9 = 49 15 + 8 = 23 49 + 23 = 72 20 + 2 = 22 72 – 22 = 50 | 40 + 9 = 49 49 + 8 = 57 57 + 15 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 8 = 23 23 + 9 = 32 40 + 32 = 72 20 + 2 = 22 72 – 22 = 50 |
| 40 x 9 = 360 360 – 8 = 352 20 x 15 = 300 300 + 2 = 302 352 – 302 = 50 | 9 + 8 = 17 40 + 17 = 57 15 – 2 = 13 20 – 13 = 7 57 – 7 = 50 | 9 + 8 = 17 20 – 17 = 3 40 – 2 = 38 38 + 15 = 53 53 – 3 = 50 | 15 + 9 = 24 40 + 8 = 48 48 + 24 = 72 20 + 2 = 22 72 – 22 = 50 | 40 x 9 = 360 360 / 8 = 45 45 + 15 = 60 20 / 2 = 10 60 – 10 = 50 | 9 + 8 = 17 17 + 15 = 32 40 + 32 = 72 20 + 2 = 22 72 – 22 = 50 |
| 40 x 9 = 360 360 / 8 = 45 20 / 2 = 10 15 – 10 = 5 45 + 5 = 50 | 20 – 9 = 11 11 – 8 = 3 40 + 15 = 55 55 – 2 = 53 53 – 3 = 50 | 9 + 8 = 17 20 – 17 = 3 15 – 2 = 13 40 + 13 = 53 53 – 3 = 50 | 40 + 15 = 55 55 + 8 = 63 63 + 9 = 72 20 + 2 = 22 72 – 22 = 50 | 40 + 8 = 48 48 + 9 = 57 57 + 15 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 9 = 24 24 + 8 = 32 40 – 20 = 20 20 – 2 = 18 32 + 18 = 50 |
| 40 + 8 = 48 48 + 9 = 57 20 – 15 = 5 5 + 2 = 7 57 – 7 = 50 | 20 – 9 = 11 11 – 8 = 3 40 – 2 = 38 38 + 15 = 53 53 – 3 = 50 | 40 + 15 = 55 55 + 9 = 64 64 + 8 = 72 20 + 2 = 22 72 – 22 = 50 | 40 + 8 = 48 48 + 15 = 63 63 + 9 = 72 20 + 2 = 22 72 – 22 = 50 | 40 / 8 = 5 9 – 5 = 4 15 x 4 = 60 20 / 2 = 10 60 – 10 = 50 | 15 + 9 = 24 24 + 8 = 32 40 x 20 = 800 800 x 2 = 1600 1600 / 32 = 50 |
| 40 + 8 = 48 48 + 9 = 57 20 + 2 = 22 22 – 15 = 7 57 – 7 = 50 | 20 – 9 = 11 11 – 8 = 3 15 – 2 = 13 40 + 13 = 53 53 – 3 = 50 | 40 + 9 = 49 49 + 15 = 64 64 + 8 = 72 20 + 2 = 22 72 – 22 = 50 | 40 / 8 = 5 15 – 5 = 10 10 x 9 = 90 20 x 2 = 40 90 – 40 = 50 | 40 / 8 = 5 9 x 5 = 45 45 + 15 = 60 20 / 2 = 10 60 – 10 = 50 | 15 + 9 = 24 24 + 8 = 32 40 – 2 = 38 38 – 20 = 18 32 + 18 = 50 |
| 40 + 8 = 48 48 + 9 = 57 15 – 2 = 13 20 – 13 = 7 57 – 7 = 50 | 20 – 8 = 12 12 – 9 = 3 40 + 15 = 55 55 – 2 = 53 53 – 3 = 50 | 40 x 9 = 360 360 / 15 = 24 24 + 8 = 32 20 – 2 = 18 32 + 18 = 50 | 15 + 8 = 23 40 + 23 = 63 63 + 9 = 72 20 + 2 = 22 72 – 22 = 50 | 9 + 8 = 17 40 + 17 = 57 57 + 15 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 9 = 24 24 + 8 = 32 40 x 2 = 80 80 x 20 = 1600 1600 / 32 = 50 |
| 40 / 8 = 5 9 x 5 = 45 20 / 2 = 10 15 – 10 = 5 45 + 5 = 50 | 20 – 8 = 12 12 – 9 = 3 40 – 2 = 38 38 + 15 = 53 53 – 3 = 50 | 15 + 9 = 24 40 + 24 = 64 64 + 8 = 72 20 + 2 = 22 72 – 22 = 50 | 40 + 8 = 48 15 + 9 = 24 48 + 24 = 72 20 + 2 = 22 72 – 22 = 50 | 9 + 8 = 17 40 + 15 = 55 55 + 17 = 72 20 + 2 = 22 72 – 22 = 50 | 15 + 9 = 24 24 + 8 = 32 20 + 2 = 22 40 – 22 = 18 32 + 18 = 50 |
Dan masih banyak lagi. Kemungkinan penjawaban ada sekitar 1000 untuk mendapatkan nilai total 50…
Selamat mencoba! 🙂
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Hmmm, asik juga nih tes matematikanya. Namanya keren banget “Otak Atik Otak”! 🙂
40 – 20 = 20
20 + 9 = 29
29 + 15 = 44
44 + 8 = 52
52 – 2 = 50
atau
15 + 9 = 24
24 – 20 = 4
40 + 4 = 44
44 + 8 = 52
52 – 2 = 50
atau
40 – 20 = 20
20 + 15 = 35
35 + 8 = 43
43 + 9 = 52
52 – 2 = 50
atau
15 x 8 = 120
120 / 20 = 6
40 – 6 = 34
34 – 9 = 25
25 x 2 = 50
atau
20 – 9 = 11
40 – 11 = 29
29 + 8 = 37
37 + 15 = 52
52 – 2 = 50
atau
15 + 2 = 17
9 – 8 = 1
17 – 1 = 16
40 x 20 = 800
800 / 16 = 50
atau
20 – 8 = 12
12 – 9 = 3
15 – 3 = 12
12 – 2 = 10
40 + 10 = 50
Masih banyak lagi……………….. ! 🙂
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Siip ??
WOW, amazing… jawabannya ok banget!
Makasih ya atas partisipasinya 🙂
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