问题 解答题
27+0.73=______2.35-2.3=______0.15×4=______
0.2×7.8×0.5=______6×0.4=______0.125×8=______
7.2÷0.9=______9.3÷0.03=______0÷2.1×6.5=______
1÷0.2÷0.5=______130×5=______280÷0.7=______.
答案

27+0.73=27.732.35-2.3=0.050.15×4=0.6
0.2×7.8×0.5=0.786×0.4=2.40.125×8=1
7.2÷0.9=89.3÷0.03=3100÷2.1×6.5=0
1÷0.2÷0.5=10130×5=650280÷0.7=400

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