6⼀19+23⼀10-24⼀25÷8⼀5。 1⼀7÷3⼀14-1⼀7×14⼀3。 1-1⼀4+

2024-11-14 00:41:21
推荐回答(2个)
回答1:

回答2:

6/19+23/10-24/25÷8/5
=6/19+23/10-3/5
=6/19+17/10
=383/190

1/7÷3/14-1/7×14/3
=1/7×14/3-1/7×14/3
=0

1-1/4+3/8×11/20
=3/4+33/160
=153/160

(6-15÷5/2)÷3/4
=(6-6)÷3/4
=0