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 21×1.78/2×8.92+(35.68+82.69)×6.33/2×6.33/3×(2×35.68+82.69)/(35.68+82.69)-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33 的值.
题型:数学计算
解:
21×1.78/2×8.92+(35.68+82.69)×6.33/2×6.33/3×(2×35.68+82.69)/(35.68+82.69)-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×(2×35.68+82.69)/(35.68+82.69)-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×154.05/(35.68+82.69)-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×154.05/118.37-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/(14.28+99.74)-501.92×6.33
=21×1.78/2×8.92+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=37.38/2×8.92+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=18.69×8.92+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+118.37×6.33/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+749.2821/2×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+374.64105×6.33/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+2371.477846/3×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+790.492615×154.05/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+121775.387341/118.37-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+1028.769007-114.02×2.83/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+1028.769007-322.6766/2×2.83/3×128.3/114.02-501.92×6.33
=166.7148+1028.769007-161.3383×2.83/3×128.3/114.02-501.92×6.33
=166.7148+1028.769007-456.587389/3×128.3/114.02-501.92×6.33
=166.7148+1028.769007-152.195796×128.3/114.02-501.92×6.33
=166.7148+1028.769007-19526.720627/114.02-501.92×6.33
=166.7148+1028.769007-171.256978-501.92×6.33
=166.7148+1028.769007-171.256978-3177.1536
=1195.483807-171.256978-3177.1536
=1024.226829-3177.1536
=-2152.926771 答案:21×1.78/2×8.92+(35.68+82.69)×6.33/2×6.33/3×(2×35.68+82.69)/(35.68+82.69)-(14.28+99.74)×2.83/2×2.83/3×(2×14.28+99.74)/(14.28+99.74)-501.92×6.33=-2152.926771你的问题在这里没有得到解决?请到 热门难题 里面看看吧!