问题
解答题
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答案
0×7=0, | 2.6+0.4=3, | 15÷0.01=1500, | 21.2-21=0.2, |
18a+2a=20a, | 0.72÷0.8=0.9, | 0.4×0.4=0.16, | 0.12÷0.04=3, |
0.8×100=80, | 2.5×4×0=0. |
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0×7=0, | 2.6+0.4=3, | 15÷0.01=1500, | 21.2-21=0.2, |
18a+2a=20a, | 0.72÷0.8=0.9, | 0.4×0.4=0.16, | 0.12÷0.04=3, |
0.8×100=80, | 2.5×4×0=0. |