总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 (11×((54.8-2×0.24)×(18.9-2×0.24)-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×(8.4-0.8))-(272.35+4×256.95)×0.2)×0.02 的值.
题型:数学计算
解:
(11×((54.8-2×0.24)×(18.9-2×0.24)-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×(8.4-0.8))-(272.35+4×256.95)×0.2)×0.02
=(11×(54.32×(18.9-2×0.24)-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×(8.4-0.8))-(272.35+4×256.95)×0.2)×0.02
=(11×(54.32×18.42-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×(8.4-0.8))-(272.35+4×256.95)×0.2)×0.02
=(11×(54.32×18.42-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×7.6)-(272.35+4×256.95)×0.2)×0.02
=(11×932.8464-(272.35+4×256.95)×0.2)×0.02
=(11×932.8464-1300.15×0.2)×0.02
=10001.2804×0.02
=200.025608 答案:(11×((54.8-2×0.24)×(18.9-2×0.24)-2×0.08×5.8-2×0.08×5.5-2×2.8×5.8-2×2.2×(8.4-0.8))-(272.35+4×256.95)×0.2)×0.02=200.025608你的问题在这里没有得到解决?请到 热门难题 里面看看吧!