| 1 | 2 | 3 |
|---|---|---|
| 45-19=26 | 81+7=88 | 46+43=89 |
| 167×17=2839 | 70×198=13860 | 66×58=3828 |
| 31×20=620 | 250÷5=50 | 67×84=5628 |
| 92×16+9=1481 | (84-20)×83=5312 | 4+(50÷2)=29 |
| 85×(88-23)=5525 | (35-7)×49=1372 | 49+76×91=6965 |
| 80.2-59.05=21.15 | 33.03+32.95=65.98 | 68.4-8.35=60.05 |
| 55.72-29.0=26.72 | 82.87-44.45=38.42 | 69.7-7.31=62.39 |
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