Question

22 2/7 : 1,3 - 2 × (5 1/7 + 1 1/2 - 2 3/14)​

Answer 1

22 2/7 :1,3-2*(5 1/7+1 1/2 - 2 3/14)

1)5 1/7+1 1/2=6 9/14

2)6 9/14- 2 3/14=4 6/14

3)22 2/7: 1,3=156/7× 10/13 = 120/7 =17 1/7

4)2× 4 6/14 = 124/14 =8 12/14 = 8 6/7

5)17 1/7 -8 6/7 = 16 8/7- 8 6/7 = 8 2/7