1⼀15×(1⼀3+1⼀12)用简便方法列式计算

2024-12-30 07:46:50
推荐回答(3个)
回答1:

1/15×(1/3+1/12)
=1/15×(4/12+1/12)
=1/15×5/12
=1/3×1/12
=1/36

回答2:

1/3^2*(1/5*(1+1/4))
=1/9*1/4
=1/36

回答3:

不清楚