1.) 1/5 + 3/5 = 



a. 4/5

b. 1/8

c. 3/9

2.) 4/7 - 2/3 = 


a. 4/5

b. 3/18 or 1/6

c. 3/27 or 1/9

3.) 2/12 + 5/8 = 


a. 5/15 or 1/3

b. 9/24 or 3/8

c. 4/12 or 1/3

4.) 1/3 + 3/12 = 


a. 1/16

b. 7/12

c. 1/3

5.) 5/9 - 3/8 = 



a. 13/72

b. 7/12

c. 7/35

6.) 6/11 + 2/3 = 


a. 1/15

b. 7/12

c. 40/33 or 1 7/33

7.) 5 9/10 + 1 1/10 = 


a. 6 10/10 or 7

b. 7 1/12

c. 1 5/15

8.) 5 1/6 - 1 5/7 =



a. 1 1/10

b. 3 19/42

c. 1 12/15

9.) 9 3/5 - 2 2/15 =



a. 7 1/10

b. 1 1/4

c. 7 7/15

​


Sagot :

Answer:

1. A

2. C

3. B

4. B

5. B

6. C

7. A

8. B

9. C

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