0.625×0.5+5/8+1/2×62.5%简便运算

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0.625×0.5+5/8+1/2×62.5%简便运算0.625×0.5+5/8+1/2×62.5%简便运算0.625×0.5+5/8+1/2×62.5%简便运算0.625(0.5+1+1/2)=0.

0.625×0.5+5/8+1/2×62.5%简便运算
0.625×0.5+5/8+1/2×62.5%简便运算

0.625×0.5+5/8+1/2×62.5%简便运算
0.625(0.5+1+1/2) =0.625 * 2 =1.25