(3⼀8+1⼀15)*8+7⼀15怎样简便运算

2024-12-29 22:58:32
推荐回答(5个)
回答1:

你确定你不是在开玩笑……
这需要简便运算么。。把括号直接乘出来原式=3+8/15+7/15=3+(8/15+7/15)=3+1=4

回答2:

(3/8+1/15)*8+7/15
=3/8*8+1/15*8+7/15
=3+(8/15+7/15)
=3+1
=4
希望帮助到你,望采纳,谢谢!

回答3:

(3/8+1/15)*8+7/15
=3+8/15+7/15
=3+15/15
=3+1
=4

回答4:

(3/8+1/15)*8+7/15
=3/8×8+1/15×8+7/15
=3+8/15+7/15
=3+1
=4

回答5:

(3/8+1/15)*8+7/15=3/8*8+1/15*8+7/15=3/64+(8/15+7/15)=3/64+1=1又3/64