用简便方法计算4.65×3.7 46.5×0.63

用简便方法计算4.65×3.7 46.5×0.63

4.65×3.7+46.5×0.63
=46.5x0.37+46.5x0.63
=46.5x(0.37+0.63)
=46.5x1
=46.5

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4.65×（3.7+0.63）

4.65×3.7 46.5×0.63=46.5*0.37+46.5*0.63=46.5*（0.37+0.63）=46.5

4.65×3.7+46.5×0.63
=4.56x3.7+4.56x6.3
=4.56x（3.7+6.3）
=4.56x10
=45.6
追答：抱歉，4.65写成4.56了正确的应该是
4.65×3.7+46.5×0.63
=4.65x3.7+4.65x6.3
=4.65x（3.7+6.3）
=4.65x10
=46.5
追问：您完美的解决了我的问题，三克油 (>^ω^<)

4.65×3.7 +46.5×0.63
=4.65*3.7+4.65*6.3
=4.65*（3.7+6.3）
=4.65*10
=46.5