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4.12除5.2的竖式?

4.12除5.2的竖式计算过程 4.12 ÷ 5.2 = 412 ÷ 520 = 0.79

22.4÷4=5.6 28÷16=1.75 5.7÷7=0.8? 1 485? 7 7.65÷0.85=9 12.6÷0.28=45 8.84÷1.7=5.2

4.12×3.5=14.42;29.9÷0.26=115;1.755÷0.45=3.9.

4.12 × 28 = 115.36 竖式见图:

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