Ребята помогите сделать
1. 2 7/9-1/3= 2 (7-3/9)=2 4/9 2. 3 4/5-2/3=1 (12-10/15)=1 2/15 3. 4 5/6-2 1/3= 2 (5-2/6)=2 3/6=2 1/2 4. 6 4/5-2 3/8= 3 (32-15/40)=3 17/40 5. 9 1/2-4 1/8=6 (8-2/16)=6 4/16=6 1/4 6. 8 19/20-5 7/10=3 (19-14/20)=3 5/20=3 1/4