按要求列竖式计算.(1)带★的要验算.3.7×0.26=★39.78÷1.3=★9.6728÷2.14=(2)得数保留两位小数.11÷900.2704÷133.87×2.45.-数学
题文
按要求列竖式计算. (1)带★的要验算. 3.7×0.26=★ 39.78÷1.3=★ 9.6728÷2.14= (2)得数保留两位小数. 11÷900.2704÷133.87×2.45. |
答案
(1)3.7×0.26=0.962;
验算:
39.78÷1.3=30.6;
验算:
9.6728÷2.14=4.52;
(2)11÷90≈0.12;
0.2704÷13≈0.02;
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