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 (88.7240+(20+17×2.1+18.5×3+18.6×2.5+19.1×(1.9+1.06))×0.6104-2×19×0.7813)/2×(1.9+1.06) 的值.
题型:数学计算
解:
(88.7240+(20+17×2.1+18.5×3+18.6×2.5+19.1×(1.9+1.06))×0.6104-2×19×0.7813)/2×(1.9+1.06)
=(88.7240+(20+17×2.1+18.5×3+18.6×2.5+19.1×2.96)×0.6104-2×19×0.7813)/2×(1.9+1.06)
=(88.7240+214.236×0.6104-2×19×0.7813)/2×(1.9+1.06)
=189.804254/2×(1.9+1.06)
=189.804254/2×2.96
=94.902127×2.96
=280.910296 答案:(88.7240+(20+17×2.1+18.5×3+18.6×2.5+19.1×(1.9+1.06))×0.6104-2×19×0.7813)/2×(1.9+1.06)=280.910296你的问题在这里没有得到解决?请到 热门难题 里面看看吧!