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 0.5×(5.34×70×12)+2.27×0.8×0.7×(400+4×11.8×12×(12+4.68-3)) 的值.
题型:数学计算
解:
0.5×(5.34×70×12)+2.27×0.8×0.7×(400+4×11.8×12×(12+4.68-3))
=0.5×4485.6+2.27×0.8×0.7×(400+4×11.8×12×(12+4.68-3))
=0.5×4485.6+2.27×0.8×0.7×(400+4×11.8×12×13.68)
=0.5×4485.6+2.27×0.8×0.7×8148.352
=2242.8+2.27×0.8×0.7×8148.352
=2242.8+1.816×0.7×8148.352
=2242.8+1.2712×8148.352
=2242.8+10358.185062
=12600.985062 答案:0.5×(5.34×70×12)+2.27×0.8×0.7×(400+4×11.8×12×(12+4.68-3))=12600.985062你的问题在这里没有得到解决?请到 热门难题 里面看看吧!