0.125×3⼀4+1⼀8×7.25+12.5%×2用简便方法记算?

2024-11-28 10:54:31
推荐回答(3个)
回答1:

0.125×3/4+1/8×7.25+12.5%×2
= 1/8 x3/4+1/8×7.25+1/8×2
=1/8 x(0.75+7.25+2)
=0.125x10
=1.25
以上就是简便方法。

回答2:

0.125×3/4+1/8×7.25+12.5%×2
=0.125×(3/4+7.25+2)
=0.125×(0.75+7.25+2)
=0.125×10
=1.25

回答3:

原式=0.125x(0.75+7.25+2)
=0.125x10
=1.25