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 72.83×(1/4×2+1/2)+64.44×1/2×2+0.9×1.53×(9.0-0.7)×1/2×3×25 的值.
题型:数学计算
解:
72.83×(1/4×2+1/2)+64.44×1/2×2+0.9×1.53×(9.0-0.7)×1/2×3×25
=72.83×1+64.44×1/2×2+0.9×1.53×(9.0-0.7)×1/2×3×25
=72.83×1+64.44×1/2×2+0.9×1.53×8.3×1/2×3×25
=72.83+64.44×1/2×2+0.9×1.53×8.3×1/2×3×25
=72.83+64.44/2×2+0.9×1.53×8.3×1/2×3×25
=72.83+32.22×2+0.9×1.53×8.3×1/2×3×25
=72.83+64.44+0.9×1.53×8.3×1/2×3×25
=72.83+64.44+1.377×8.3×1/2×3×25
=72.83+64.44+11.4291×1/2×3×25
=72.83+64.44+11.4291/2×3×25
=72.83+64.44+5.71455×3×25
=72.83+64.44+17.14365×25
=72.83+64.44+428.59125
=137.27+428.59125
=565.86125 答案:72.83×(1/4×2+1/2)+64.44×1/2×2+0.9×1.53×(9.0-0.7)×1/2×3×25=565.86125你的问题在这里没有得到解决?请到 热门难题 里面看看吧!