4.56×0.27+483×0.0456+1.9×4.56+0.456×30=________.

发布时间:2020-08-08 02:16:38

4.56×0.27+483×0.0456+1.9×4.56+0.456×30=________.

网友回答

45.6
解析分析:先把各个乘法算式变成都含有因数4.56,再运用乘法分配律简算.

解答:4.56×0.27+483×0.0456+1.9×4.56+0.456×30,
=4.56×0.27+4.83×4.56+1.9×0.456+4.56×3,
=4.56×(0.27+4.83+1.9+3),
=4.56×10,
=45.6;
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