简便计算:44×2.5怎么算
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简便计算:44×2.5怎么算
简便计算:44×2.5怎么算
简便计算:44×2.5怎么算
=(40+4)X2.5
=40X2.5+4X2.5
=100+10
=110
44x2.5=44x(2+0.5)=44x2+44x0.5=88+22=110
44×2.5
=44×10/4
=11×10
=110