题目内容
口算下面各题.
| 0.7+2.8= | 7.3-0.6= | 0.84÷0.2= | 0.12×0= |
| 0.4×0.05= | 0.5÷100= | 5.2+3.8= | 1.45+5.5= |
| 0.7+2.8=3.5, | 7.3-0.6=6.7, | 0.84÷0.2=4.2, | 0.12×0=0, |
| 0.4×0.05=0.02, | 0.5÷100=0.005, | 5.2+3.8=9, | 1.45+5.5=6.95. |
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