题目内容
| 比一比,看谁先到家. 23+17= | 3600÷40= | 117×2×5= |
| 45×40= | 9+7+3+11= | 77+63+23= |
| (10+25)×6= | 6×125×8= | 5×16+5×84= |
| 25×16= | 180×2= | 78+22= |
| 23+17=40, | 3600÷40=90, | 117×2×5=1170, |
| 45×40=1800, | 9+7+3+11=30, | 77+63+23=163, |
| (10+25)×6=210, | 6×125×8=6000, | 5×16+5×84=500, |
| 25×16=400, | 180×2=360, | 78+22=100. |
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