计算:4.8×17.4×6.25-37.5×0.174×5.•3=______.-数学

题目简介

计算:4.8×17.4×6.25-37.5×0.174×5.•3=______.-数学

题目详情

计算:4.8×17.4×6.25-37.5×0.174×5.
3
=______.
题型:解答题难度:中档来源:不详

答案

4.8×17.4×6.25-37.5×0.174×5.
3

=48×1.74×6.25-3.75×1.74×class="stub"16
3

=300×1.74-class="stub"15
4
×class="stub"16
3
×1.74,
=300×1.74-20×1.74,
=(300-20)×1.74,
=280×1.74,
=487.2.
故答案为:487.2

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