计算:1/2 × 3/4 = ?
3/8
1/2
1/4
3/4
计算:2/3 × 3/5 = ?
2/5
6/15
3/5
计算:4/5 × 1/2 = ?
4/10
计算:3/4 × 2/3 = ?
6/12
2/3
3/6
计算:5/6 × 3/4 = ?
5/8
15/24