这道题的计算过程如下:
3/5-2/5-1/6=1/5-1/6=6/30-5/30=1/30,结果等于30分之1。
解:3/5-(2/5+1/6)
=3/5-2/5-1/6
=1/5-1/6
=6/30-5/30
=1/30
答:
3/5-(2/5+1/6)
=3/5-(12/30+5/30)
=3/5-17/30
=18/30-17/30
=1/30
3/5-(2/5+1/6)
=3/5-2/5-1/6
=1/5-1/6
=6/30-5/30
=1/30
3/5-(2/5+1/6)
=3/5-2/5-1/6
=1/5-1/6
=1/30