计算:(0.•2+0.3•4•5)×0.•6×0.7•8•9×495562=______.-数学

题目简介

计算:(0.•2+0.3•4•5)×0.•6×0.7•8•9×495562=______.-数学

题目详情

计算:(0.
2
+0.3
4
5
)×0.
6
×0.7
8
9
×
495
562
=______.
题型:解答题难度:中档来源:不详

答案


(0.
2
+0.3
4
5
)×0.
6
×0.7
8
9
×class="stub"495
562

=(class="stub"2
9
+class="stub"171
495
)×class="stub"2
3
×class="stub"391
495
×class="stub"495
562

=class="stub"281
495
×class="stub"2
3
×class="stub"391
495
×class="stub"495
562

=(class="stub"281
495
×class="stub"495
562
)×class="stub"2
3
×class="stub"391
495

=class="stub"1
2
×class="stub"2
3
×class="stub"391
495

=class="stub"1
3
×class="stub"391
495

=class="stub"391
1485

故答案为:class="stub"391
1485

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