
简便计算 27.37-5.34+2.62-4.66
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27.37-5.34+2.62-4.66
=27.37-(5.34+4.66)+2.62
=27.37-10+2.62
=17.37+2.62
=19.99
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=========================================
=27.37-(5.34+4.66)+2.62
=27.37-10+2.62
=17.37+2.62
=19.99
========================================
柳浪闻莺各位芝麻竭诚为您解答
您的采纳是我们坚持百度的动力
=========================================
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