(10+5⼀6)x4⼀5;1⼀5+2⼀7除以3⼀14;1⼀56除以(3⼀14除以6⼀13)

这些题哪些有简便算法?有的话请说明计算方法~ 谢谢!*^_^*
2025-04-28 05:14:15
推荐回答(1个)
回答1:

(10+5/6)x4/5
=10×4/5+5/6×4/5
=8+2/3
=26/3

1/5+2/7÷3/14
=1/5+2/7×14/3
=1/5+4/3
=23/15

1/56÷(3/14÷6/13)
=1/56÷3/14×6/13
=1/56×14/3×6/13
=1/12×6/13
=1/26