Question

this is so important please answer me ​

Answer 1

Answer:

Step-by-step explanation:

5 a.

2/7+6/7

8/7

5 b.

7/5+2/6

(42+10)30

52/30

26/15

6 a.

7/5-3/5

4/5

6 b.

4/2-3/5

(20-6)/10

14/10

7 a.

6/5 * 7/2

42/10

7 b.

8/7 * 2/3

16/21

8 a.

2/7 / 3/5

2/7 * 5/3

10/21

8 b.

4/9 / 6/5

4/9 * 5/6

20/54

9 a.

75/100

15/20

3/4

9 b.

72/36

36/18

18/9

6/3

2