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 (22.3×10^3)/(1.0×0.47×300)+(4.6×10^3)/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300) 的值.
题型:数学计算
解:
(22.3×10^3)/(1.0×0.47×300)+(4.6×10^3)/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300)
=22300/(1.0×0.47×300)+(4.6×10^3)/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300)
=22300/141+(4.6×10^3)/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300)
=22300/141+4600/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300)
=22300/141+4600/187.2+(34.5×10^6)/(1.3×1.0×0.78×300×300)
=22300/141+4600/187.2+34500000/(1.3×1.0×0.78×300×300)
=22300/141+4600/187.2+34500000/91260
=158.156028+4600/187.2+34500000/91260
=158.156028+24.57265+34500000/91260
=158.156028+24.57265+378.040763
=182.728678+378.040763
=560.769441 答案:(22.3×10^3)/(1.0×0.47×300)+(4.6×10^3)/(0.8×0.78×300)+(34.5×10^6)/(1.3×1.0×0.78×300×300)=560.769441你的问题在这里没有得到解决?请到 热门难题 里面看看吧!