1.6*0.24+4.5/0.75 要简便运算~

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1.6*0.24+4.5/0.75要简便运算~1.6*0.24+4.5/0.75要简便运算~1.6*0.24+4.5/0.75要简便运算~(1.6÷4)*(0.24÷4)+(4.5÷5)/(0.75÷

1.6*0.24+4.5/0.75 要简便运算~
1.6*0.24+4.5/0.75 要简便运算~

1.6*0.24+4.5/0.75 要简便运算~
(1.6÷4)*(0.24÷4)+(4.5÷5)/(0.75÷5)
=0.4*0.6+0.9/0.15
=0.24+6
=6.24

化成分数约分。。

1.6*0.24+4.5/0.75=0.384+450/75=48/125+6=6又48/125不用简便也好做的