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 (86.0×10^3)/(0.9×0.55×300)+(9.7×10^3)/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340) 的值.
题型:数学计算
解:
(86.0×10^3)/(0.9×0.55×300)+(9.7×10^3)/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340)
=86000/(0.9×0.55×300)+(9.7×10^3)/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340)
=86000/148.5+(9.7×10^3)/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340)
=86000/148.5+9700/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340)
=86000/148.5+9700/187.2+(103.1×10^6)/(1.3×0.9×0.78×300×340)
=86000/148.5+9700/187.2+103100000/(1.3×0.9×0.78×300×340)
=86000/148.5+9700/187.2+103100000/93085.2
=579.124579+9700/187.2+103100000/93085.2
=579.124579+51.816239+103100000/93085.2
=579.124579+51.816239+1107.587458
=630.940818+1107.587458
=1738.528276 答案:(86.0×10^3)/(0.9×0.55×300)+(9.7×10^3)/(0.8×0.78×300)+(103.1×10^6)/(1.3×0.9×0.78×300×340)=1738.528276你的问题在这里没有得到解决?请到 热门难题 里面看看吧!