| 35+17= | 500×0= | 56÷7= | 65-36= | 800×2= |
| 198×5≈ | 72÷9= | 27+109= | 500×4= | 84-40= |
| 40÷8= | 102×8= | 150+140= | 350-60= | 73×0= |
| 3100-600= | 400-0= | 60×9= | 412×9≈ | 112×8= |
| 6500-500= | 220-70= | 62÷8= | 0×234= | + = |
- = | 1- = | - = | 200×5= | 98×9≈ |
| 3×90= | 350+170= | 33÷5= | 45-27= | 51-15= |
| 15÷4= | + - = | 1- = | - = | - = |
| 解:35+17=52 | 500×0=0 | 56÷7=8 | 65-36=29 | 800×2=1600 |
| 198×5≈1000 | 72÷9=8 | 27+109=136 | 500×4=2000 | 84-40=44 |
| 40÷8=5 | 102×8=816 | 150+140=290 | 350-60=290 | 73×0=0 |
| 3100-600=2500 | 400-0=400 | 60×9=540 | 412×9≈3600 | 112×8=896 |
| 6500-500=6000 | 220-70=150 | 62÷8=7…6 | 0×234=0 | + =![]() |
- =0 | 1- =![]() | - =![]() | 200×5=1000 | 98×9≈900 |
| 3×90=270 | 350+170=520 | 33÷5=6…3 | 45-27=18 | 51-15=36 |
| 15÷4=3…3 | + - =![]() | 1- =![]() | - =![]() | - =![]() |
分析:根据四则运算的计算方法进行计算.据此解答.
点评:本题综合考查了学生的计算能力.
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