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 (20+16×2.88+18.2×5.02+18.8×1.12+18.9×4.02)×0.63-2×24.6×0.84 的值.
题型:数学计算
解:
(20+16×2.88+18.2×5.02+18.8×1.12+18.9×4.02)×0.63-2×24.6×0.84
=254.478×0.63-2×24.6×0.84
=160.32114-2×24.6×0.84
=160.32114-49.2×0.84
=160.32114-41.328
=118.99314 答案:(20+16×2.88+18.2×5.02+18.8×1.12+18.9×4.02)×0.63-2×24.6×0.84=118.99314你的问题在这里没有得到解决?请到 热门难题 里面看看吧!