5th Adding & Subtracting Fractions Review

+/- with Like Denominators

100

1/6 + 4/6

5/6

200

3/4 - 1/4

1/2

300

9/10 - 7/10

1/5

400

2 + 4/12

2 1/3

500

1 - 1/8

7/8

+ with Unlike Denominators

100

1/4 + 5/8

7/8

200

2/5 + 1/2

9/10

300

7/12 +1/2

1 1/12

400

5/6 + 2/12

1

500

3/12 + 1/8

3/8

Simplifying Fractions

100

5/15

1/3

200

6/24

1/4

300

12/36

1/3

400

4/9

4/9

500

27/45

3/5

Subtracting Mixed Numbers with Unlike Denominators

100

1 1/2 - 3/4 

3/4

200

2 1/3 -4/6 

1 2/3

300

3 - 2/3 

2 1/3

400

2 3/4 - 11/12

1 5/6

500

2 1/8 - 3/4

1 3/8

- with unlike denominators

100

4/5 - 2/3 

2/15

200

9/11 - 1/2

7/22

300

5/12 - 1/4

2/12 = 1/6

400

7/8 - 1/6

17/24

500

5/6 -5/9

10/36 = 5/18

Fraction word problems

100

Kelly uses 1/3 yard of ribbon to tie a package and 1/6 yard of ribbon to tie a bow.  How many yards of ribbon did Kelly use?

3/6 or 1/2 yard of ribbon

200

Nadia spent 1/4 of her money on a shirt and 2/5 of her money on new shoes.  What fraction of her money has been spent?

13/20 of her money has been spent

300

Patrick drank 3/4 liters of water on Monday before jogging.  He drank 4/5 liter of water after his job.  How much water did Patrick drink all together?

Patrick drank 1 11/20 liters of water

400

Sarah need 4/7 kilograms of sugar for a recipe.  Her mother has 2/5 of sugar in her pantry.  Is this enough sugar?  If not, how much more will she need?

Sarah will need 6/35 kilograms more sugar.

500

Eli spend 1/3 of his money on pens, 1/2 of his money on markers, and 1/8 of his money on pencils.  What fraction of his money is left?

Eli had 1/24 of his money left.