1.25x17.6+62.5除以0.8简便计算

相爱依然2022-10-04 11:39:541条回答

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kkgerry 共回答了24个问题 | 采纳率83.3%: 1.25x17.5+62.5÷0.8
=1.25x17.5+62.5÷(4/5)
=5/4x17.5+62.5×5/4
=4/5×(17.5+62.5)
=5/4×80
=5×20
=100; 1年前

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1.25x17.6+36.1\0.8+2.63x12.5 1.25x17.6+36.1 .8+2.63x12.5 用简便方法计算 bfhjbfhj1年前5: 驿路梨花雪共回答了16个问题 | 采纳率81.3%

=1.25*17.6+36.1*1.25+1.25*26.3
=1.25*(17.6+26.3+36.1)
=1.25*80
=100

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