7.816×1.45+3.14×2.184+1.69×7.816的简便怎样算
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7.816×1.45+3.14×2.184+1.69×7.816
=7.816×(1.45+1.69)+3.14×2.184
=7.816×3.14+3.14×2.184
=(7.816+2.184)×3.14
=10×3.14
=31.4
=7.816×(1.45+1.69)+3.14×2.184
=7.816×3.14+3.14×2.184
=(7.816+2.184)×3.14
=10×3.14
=31.4
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7.816×1.45+3.14×2.184+1.69×7.816
=7.816×(1.45+1.69)+3.14×2.184
=7.816×(3.14)+3.14×2.184
3.14x(7.816+2.184)
=3.14x10
=31.4
=7.816×(1.45+1.69)+3.14×2.184
=7.816×(3.14)+3.14×2.184
3.14x(7.816+2.184)
=3.14x10
=31.4
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7.816×1.45+3.14×2.184+1.69×7.816
=7.816×(1.45+1.69)+3.14×2.184
=7.816×(3.14)+3.14×2.184
3.14x(7.816+2.184)
=3.14x10
=31.4
=7.816×(1.45+1.69)+3.14×2.184
=7.816×(3.14)+3.14×2.184
3.14x(7.816+2.184)
=3.14x10
=31.4
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评论
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你对这个回答的评价是?
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