12.5*8.08怎么简便运算

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12.5*8.08怎么简便运算
12.5*8.08怎么简便运算

12.5*8.08怎么简便运算
12.5*8.08
=12.5(8+0.08)
=12.5*8+12.5*0.08
=100+1=101

用12.5*(8+0.08)=12.5*8+12.5*0.08

12.5*8.08=12.5*(8+0.08)=12.5*8+12.5*0.08
=100+1
=101

12.5*(8+0.08)=12.5*8+12.5*0.08=100+1=101