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(1.25X2.7X5.7)÷(8.1x0.25x1.9)能不能简算、简算过程是怎样的、
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(1.25X2.7X5.7)÷(8.1x0.25x1.9)能不能简算、简算过程是怎样的、
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答案和解析
﹙1.25×2.7×5.7﹚÷﹙8.1×0.25×1.9﹚
=1.25×2.7×5.7÷8.1÷0.25÷1.9
=﹙1.25÷0.25﹚×﹙2.7÷8.1﹚×﹙5.7÷1.9﹚
=5×1/3×3
=5
=1.25×2.7×5.7÷8.1÷0.25÷1.9
=﹙1.25÷0.25﹚×﹙2.7÷8.1﹚×﹙5.7÷1.9﹚
=5×1/3×3
=5
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