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(2012•华亭县模拟)计算﹙用你喜欢的方法﹚518÷5+118×150.25×1.25×32019.98×37-199.8×1.9+1998×0.82﹙16-14+13﹚×12[1-﹙14+38﹚]÷34[916+0÷﹙17+78﹚]×4320-[﹙12+13﹚÷56×1.247×[15×﹙13-310﹚+
题目详情
(2012•华亭县模拟)计算﹙用你喜欢的方法﹚
÷5+
×
0.25×1.25×320 19.98×37-199.8×1.9+1998×0.82 ﹙
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1 1 5 5 0.25×1.25×320 19.98×37-199.8×1.9+1998×0.82 ﹙
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| 0.25×1.25×320 | 19.98×37-199.8×1.9+1998×0.82 | ﹙
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| 0.25×1.25×320 | 19.98×37-199.8×1.9+1998×0.82 | ﹙
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▼优质解答
答案和解析
(1)518÷5+118×15,=518×15+118×15,=(518+118)×15,=13×15,=115;(2)0.25×1.25×320,=0.25×1.25×(40×8),=(0.25×40)×(1.25×8),=10×10,=100;(3)19.98×37-199.8×1.9+1998×0.82,=...
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