Adding Fractions with Unlike Denominators

1. 2 / 9 + 1 /3

2. 1 / 7 + 3 /21

3. 2 /3 + 1/5

4. 1/4 + 2/3

5. 112 + 4 6

6. 1/2 + 2/ 5

7. 1/6 + 5 /12

8. 4/6 + 1/3

9. 1 / 5 + 1 / 8

10. 3/4 + 1 /9

11. 6 /12 + 1/3

12. 4 / 8 + 1/2

Jeremy collected nickels for one week. He is making stacks of his nickels to determine how many he has. The thickness of one nickel is 1 / 16 inch. 13. How tall is a stack of 16 nickels?

14. What is the combined height of 3 nickels, 2 nickels, and 1 nickel?

15. What is the sum of 5/30 + 4/ 6 ?

A 5/ 6

B 7 / 9

C 2 / 3

D 9 /12

16. How do you rename 2 / 5 so you can add it to 11/25 ? What is the sum?

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