Question

1- 1 2 = 2 3 + 1 3 = 5 9 - 4 9 = 1- 5 7 = 5 8 + 3 8 = 6 8 -

Answer 1

1-

1

2 =

1

2

2

3 +

1

3 =1

5

9 -

4

9 =

1

9

1-

5

7 =

2

7

5

8 +

3

8 =1

6

8 -

2

8 =

1

4

3

6 -

1

6 =

1

3

1

5 +

3

5 =

4

5 ．