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 2.0×(28.49×22+2.34×10+28.86+4.79×20+4×4.2×2)+2×(2.7×54.6)+6.0×11.74+3.5×41.03 的值.
题型:数学计算
解:
2.0×(28.49×22+2.34×10+28.86+4.79×20+4×4.2×2)+2×(2.7×54.6)+6.0×11.74+3.5×41.03
=2.0×808.44+2×(2.7×54.6)+6.0×11.74+3.5×41.03
=2.0×808.44+2×147.42+6.0×11.74+3.5×41.03
=1616.88+2×147.42+6×11.74+3.5×41.03
=1616.88+294.84+6×11.74+3.5×41.03
=1616.88+294.84+70.44+3.5×41.03
=1616.88+294.84+70.44+143.605
=1911.72+70.44+143.605
=1982.16+143.605
=2125.765 答案:2.0×(28.49×22+2.34×10+28.86+4.79×20+4×4.2×2)+2×(2.7×54.6)+6.0×11.74+3.5×41.03=2125.765你的问题在这里没有得到解决?请到 热门难题 里面看看吧!