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13除以1.69列竖式计算

13÷1.69 ≈ 7.692≈ 7.69≈ 7.7≈ 7.6923(保留4位小数)

2.68

如图

用169/2600把,这样会列竖式;了不?

(1)0.6×1.69=1.014(2)3.06×68=208.08(3)49.7÷0.07=710(4)3.82÷2.7=1.4?14?8

(1)(15-14.74)÷1.69;(2)(24.44÷2.6)×(0.5+7.5).

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