1⼀3÷(1⼀10+4⼀15)完了等于多少?

2025-06-26 01:21:40
推荐回答(3个)
回答1:

1/3÷(1/10+4/15)
=1/3÷(3/30+8/30)
=1/3÷11/30
=1/3x30/11
=10/11

回答2:

=1/3÷(6/60+16/60)
=1/3÷22/60
=1/3×60/22
=20/22
=10/11

回答3:

=1/3÷11/30
=1/3ⅹ30/11
=10/11