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 (195.9×10^3)/(0.9×0.55×300)+(1865.2×10^3)/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340) 的值.
题型:数学计算
解:
(195.9×10^3)/(0.9×0.55×300)+(1865.2×10^3)/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340)
=195900/(0.9×0.55×300)+(1865.2×10^3)/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340)
=195900/148.5+(1865.2×10^3)/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340)
=195900/148.5+1865200/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340)
=195900/148.5+1865200/187.2+(246.9×10^6)/(1.3×0.9×0.78×300×340)
=195900/148.5+1865200/187.2+246900000/(1.3×0.9×0.78×300×340)
=195900/148.5+1865200/187.2+246900000/93085.2
=1319.191919+1865200/187.2+246900000/93085.2
=1319.191919+9963.675214+246900000/93085.2
=1319.191919+9963.675214+2652.408761
=11282.867133+2652.408761
=13935.275894 答案:(195.9×10^3)/(0.9×0.55×300)+(1865.2×10^3)/(0.8×0.78×300)+(246.9×10^6)/(1.3×0.9×0.78×300×340)=13935.275894你的问题在这里没有得到解决?请到 热门难题 里面看看吧!