题目内容
口算
0-0=
答案:0
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口算
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| 3.2÷80= | 27.9÷30= | 3.4÷1.7= | 1.5+0.15= | 0.2×0.5÷0.2×0.5= |
口算
| 0.6+0.4= | 1+2.25= | 1.6+0.8= | 1.6×5= |
| 0.13×0.5= | 0.8×0.7= | 2-1.09= | 6.3÷2.1= |
| 10.6×3= | 6.8×0.12= | 14.76÷0.12= | 3.6÷7.2= |
| 13.2+11.8= | 12÷0.3= | 2.25×4= | 3.1+3.9= |