(3.28+3又5/11+6.72+1又6/11)*(5.125-4又1/8)+(1除以3/5-1又2/3)*14又6/

问题描述:

(3.28+3又5/11+6.72+1又6/11)*(5.125-4又1/8)+(1除以3/5-1又2/3)*14又6/7简算
1个回答 分类:数学 2014-11-27

问题解答:

我来补答
(3.28+3又5/11+6.72+1又6/11)*(5.125-4又1/8)+(1除3/5-1又2/3)*14又6/7
=[(3.28+6.72)+(3又5/11+1又6/11)]*(5.125-4.125)+(1又3分之2-1又2/3)*14又6/7
=(10+5)*1+0*14又6/7
=15
 
 
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