Quiz about Adding and Subtracting Unlike Fractions and Mixed Numbers Using Models

Question 1

4   1/3   + 2  1/3

Accepted Answer

6  2/3

Answer

6  1/3

Answer

6  2/6

Answer

7  2/3

Question 2

12 8/9 + 3 4/9=
(SIMPLEST FORM)

Accepted Answer

16 1/3

Answer

15 3/9

Answer

17 3/9

Answer

16  3/7

Question 3

9 2/3 + 2 7/9=
Reduce if needed.

Accepted Answer

12 4/9

Answer

11 13/9

Answer

11 7/9

Answer

7 7/9

Question 4

5 1/2 + 6 2/3=
Simplify/Reduce if needed.

Accepted Answer

12 1/6

Answer

11 7/6

Answer

10 1/6

Answer

9 3/4

Question 5

7  4/7 - 5  2/7 =

Accepted Answer

2  2/7

Answer

2  6/7

Answer

12  6/7

Answer

2  1/7

Question 6

3  7/9 - 1  8/9 =

Accepted Answer

1  8/9

Answer

4  16/9

Answer

2  8/9

Answer

1  1/9

Question 7

7 4/5 - 3 1/5

Accepted Answer

4 3/5

Answer

3 4/5

Answer

11

Answer

4 2/5

Question 8

1  2/5 -  4/5

Accepted Answer

3/5

Answer

5/5

Answer

4/5

Answer

1 2/5

Question 9

4  2/6  -  1  2/3

Accepted Answer

2  2/3

Answer

1  2/3

Answer

3  2/3

Answer

4  2/3

Question 10

Tim has a board that is 5/6 feet long. He painted 2/18 feet of his board last night. How much more does Tim have left to paint?

Accepted Answer

13/18

Answer

7/24

Answer

7/18

Answer

3/7

Question 11

Sally is painting her house. She used 1/8 of a gallon of paint in her bathroom, and 2/6 of a gallon of paint in her bedroom. How much paint did she use in all?

Accepted Answer

11/24

Answer

3/14

Answer

3/24

Answer

11/14

Question 12

Jerome wants to walk to school. He lives 2 1/4 miles away. So far, he has walked 7/8 of a mile. How far does he have left to go?

Accepted Answer

1 3/8

Answer

2 6/4

Answer

1 6/8

Answer

2 3/4

Question 13

What must you do first in order to add or subtract fractions with unlike denominators?

Accepted Answer

find a common denominator

Answer

add the numerators

Answer

add the denominators

Answer

find a common numerator

Question 14

The number on top of the fraction bar is called the _______. The number under the fraction bar is called the ______.

Accepted Answer

numerator; denominator

Answer

denominator; numerator

Answer

mixed number; fraction

Answer

fraction; mixed number

Adding and Subtracting Unlike Fractions and Mixed Numbers Using Models

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