5⼀4-(9⼀10+1⼀4) 脱式计算?

2025-01-24 22:52:03
推荐回答(2个)
回答1:

5/4-(9/10+1/4)
=5/4-9/10-1/4
=5/4-1/4-9/10
=1-9/10
=1/10

回答2: