Bikin caranya please
1. 3 5/8 × 4 2/5 = 15 19/20
= 29 / 8 × 22 / 5
= 638 / 40
= 319 / 20
= 15 19/20
2. 1 1/9 × 2 3/9 = 2 16/27
= 10/9 × 21/9
= 210/81
= 70/27
= 2 16/27
3. 4 1/4 × 2 1/2 = 10 5/8
= 17/4 × 5/2
= 85/8
= 10 5/8
4. 3 1/2 × 2 1/3 = 8 1/6
= 7/2 × 7/3
= 49/6
= 8 1/6
5. 4 1/3 × 3 1/4 = 14 1/12
= 13/3 × 13/4
= 169/12
= 14 1/12