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| 18.2 + 58 = | 28.5 + 30.2 = | 4.6 + 0.4 = | 2.6 + 4.6 = |
| 45.1 + 26.4 = | 55 + 95 = | 62 + 55.7 = | 42 + 37.4 = |
| 99 + 17.2 = | 59.9 + 13.6 = | 84.3 + 14.6 = | 65 + 78 = |
| 15.3 + 91.2 = | 6.4 + 30.5 = | 96.3 + 29.3 = | 59.1 + 51.1 = |
| 67.6 - 61.5 = | 99.2 - 21.9 = | 25.2 - 17.8 = | 10.9 - 3.6 = |
| 69.3 - 64.2 = | 8.8 - 6.5 = | 53.2 - 35.5 = | 90.1 - 58.3 = |
| 44.6 - 62.8 = | 99 - 3.2 = | 58.9 - 25.4 = | 6.2 - 21.5 = |
| 32.2 - 72.5 = | 71.3 - 60.5 = | 65.5 - 0.1 = | 6.6 - 90 = |
| 6.9 · 11.4 = | 2.8 · 6.9 = | 9.4 · 5.3 = | 4.7 · 9.4 = |
| 12.9 · 9.9 = | 2.3 · 3 = | 9.4 · 10.9 = | 10.2 · 12.6 = |
| 12.2 · 11.4 = | 9.9 · 8.8 = | 6 · 3.3 = | 2.2 · 6 = |
| 4.4 · 8.2 = | 10.9 · 5.5 = | 3 · 3.1 = | 5.8 · 7 = |
| 31.2 : 2.4 = | 126.5 : 11.5 = | 9.9 : 3.3 = | 33.5 : 6.7 = |
| 59.4 : 9.9 = | 89.7 : 6.9 = | 73.5 : 10.5 = | 114.3 : 12.7 = |
| 34.8 : 11.6 = | 76.8 : 6.4 = | 32.2 : 4.6 = | 7.8 : 3.9 = |
| 100.8 : 12.6 = | 12.3 : 4.1 = | 9.8 : 4.9 = | 19.8 : 6.6 = |