递等式计算 0.75×18÷0.15 2.07÷0.23÷0.45 21.36÷0.8
递等式计算
0.75×18÷0.15
2.07÷0.23÷0.45
21.36÷0.8-12.9
7.28+3.2÷2.5
人气：434 ℃ 时间：2019-10-10 00:45:20
解答
0.75×18÷0.15
= 0.75÷0.15×18
=3×18
= 542.07÷0.23÷0.45
=9÷0.45
=2021.36÷0.8-12.9
=26.7-12.9
=13.87.28+3.2÷2.5
=7.28+1.28
=8.56
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