1. 2/9 x 1/3
2. 16/20 ÷ 1 3/4
3.9/12 x 1/4
4. 3 13/52 ÷ 4/5

Answer:
1. 2/7
2. 16/35
3. 3/16
4. 4 1/16
Step-by-step explanation:
Do I really have to?