1-1⼀4-3⼀10等于多少用分数表示(过程)?

2025-01-15 04:29:24
推荐回答(1个)
回答1:

1-1/4-3/10
=4/4-1/4-3/10
=3/4-3/10
=15/20-6/20
=9/20