题目内容
口算.
| 42+129= | 45×0.8= | 6.6-5= | 3.14×100= | ||||||
| 18÷
| 43= | 1÷0.5= |
| 42+129=171, | 45×0.8=36, | 6.6-5=1.6, | 3.14×100=314, | ||||||||
| 18÷
| 43=64, | 1÷0.5=2, |
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题目内容
| 42+129= | 45×0.8= | 6.6-5= | 3.14×100= | ||||||
| 18÷
| 43= | 1÷0.5= |
| 42+129=171, | 45×0.8=36, | 6.6-5=1.6, | 3.14×100=314, | ||||||||
| 18÷
| 43=64, | 1÷0.5=2, |