0.25×6.3+2.5×0.37简便运算

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0.25×6.3+2.5×0.37简便运算
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0.25×6.3+2.5×0.37简便运算
0.25×6.3+2.5×0.37简便运算

0.25×6.3+2.5×0.37简便运算
0.25×6.3+2.5×0.37
=0.25×6.3+0.25×3.7
=0.25×(6.3+3.7)
=0.25×10
=2.5

原式=0.25*6.3+0.25*3.7
=0.25*(6.3+3.7)=2.5

0.25×6.3+2.5×0.37=0.25×6.3+0.25x10×0.37=0.25×(6.3+10×0.37)=0.25×10=2.5