如题所述
(247十18)x27÷25简便运算怎么算
解:(247十18)x27÷25
=[(247+3)+(18-3)]x27÷25
=(250+15)x27÷25
=250÷25x27+15÷25x27
=270+3÷5x27
=270+3x27÷5
=270+81÷5
=270+16.2
=286.2
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第1个回答 2021-07-28
(247十18)x27÷25简便运算怎么算?
(247十18)x27÷25
=265÷25x27
=10.6Ⅹ27
=10Ⅹ27+0.6x27
=270+16.2
=286.2
(247十18)x27÷25
=265÷25x27
=10.6Ⅹ27
=10Ⅹ27+0.6x27
=270+16.2
=286.2
第2个回答 2021-07-28
(247+18)x27÷25
=265x27x1/25
=265x1/25x27
=53/5x27
=53/5x2/2x27
=106/10x27
=10.6x27
=(10+0.6)x27
=10x27+0.6x27
=270+16.2
=286.2
最后结果等于286.2。
=265x27x1/25
=265x1/25x27
=53/5x27
=53/5x2/2x27
=106/10x27
=10.6x27
=(10+0.6)x27
=10x27+0.6x27
=270+16.2
=286.2
最后结果等于286.2。
第3个回答 2021-07-28
有关于(247+18)×27÷25的简便计算,过程如下:
(247+18)×27÷25
=265×27÷25
=(265×27)÷25
=7155÷25
=286.2
(247+18)×27÷25
=265×27÷25
=(265×27)÷25
=7155÷25
=286.2
第4个回答 2021-07-29
(247+18)×27÷25
=265×27÷25
=265÷25×27
=10.6×27
=286.2
=265×27÷25
=265÷25×27
=10.6×27
=286.2