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Adding Fractions
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Word Problems
100

What is 10/21 + 5/21 =

15/21 1.Change mixed numbers to improper fractions 2.Find common denominators 3.Add straight across the numerator; keep denominator the same 4.Simplify

100

What is 6/11 – 3/11 ?

= 3/11 1.Change mixed numbers to improper fractions 2.Find common denominators 3.Subtract straight across the numerator; keep denominator the same 4.Simplify

100

What is 2/6 x 6/6 ?

12/6 = 2 1.Change mixed numbers to improper fractions 2.Multiply straight across the numerator 3.Multiply straight across the denominator 4.Simplify

100
What is 8 ÷ ½ ?
8 x 2 = 16 1. Change mixed numbers to improper fractions 2. KFC: Keep the first fraction as is. Flip the sign to multiplication. Change the second fraction to its inverse/reciprocal (flip it over!) 3. Multiply straight across the numerator 4. Multiply straight across the denominator 5. Simplify
100

Emily is baking cookies and her recipe calls for 2 ⅓ cups of flour. She already added 1 ⅔ cups. How much more flour does she need to add to complete the recipe?

2/3 cups of flour

200

What is 3/6 +2/6 =

3/6 + 2/6 = 5/6 1.Change mixed numbers to improper fractions 2.Add straight across the numerator; keep denominator the same 4.Simplify

200

What is 4/6 – 1/6 ?

4/6 – 1/6 3/6 = 1/2 1.Change mixed numbers to improper fractions 2.Subtract straight across the numerator; keep denominator the same 4.Simplify

200

What is 2/7 x 14/20 ?

1/1 x 1/5, or 28/140 = 1/5 1.Change mixed numbers to improper fractions 2.Multiply straight across the numerator 3.Multiply straight across the denominator 4.Simplify

200
What is 2/3 ÷ ¼ ?
2/3 x 4/1 = 8/3 or 2 2/3 1. Change mixed numbers to improper fractions 2. KFC: Keep the first fraction as is. Flip the sign to multiplication. Change the second fraction to its inverse/reciprocal (flip it over!) 3. Multiply straight across the numerator 4. Multiply straight across the denominator 5. Simplify
200

Jack walked 2 ⅝ miles to the park and 1 ⅓ miles to the store. How much farther did he walk to the park than to the store?

1 and 7/24 miles more

300

What is 2 1/3 + 4 1/3=

7/3 + 13/3 = 20/3= 6 2/3 1.Change mixed numbers to improper fractions 2.Find common denominators 3.Add straight across the numerator; keep denominator the same 4.Simplify

300

What is 3 2/3 – 1 1/3 ?

11/3 – 4/3 = 7/3 or 2 1/3 1.Change mixed numbers to improper fractions 2.Subtract straight across the numerator; keep denominator the same 4.Simplify

300
What is 2 ¼ x 1 ¾ ?
9/4 x 7/4 = 63/16 or 3 15/16 1. Change mixed numbers to improper fractions 2. Multiply straight across the numerator 3. Multiply straight across the denominator 4. Simplify
300
What is 3 1/3 ÷ 2/5 ?
10/3 ÷ 2/5 10/3 x 5/2 50/6 = 25/3 or 8 1/3 1. Change mixed numbers to improper fractions 2. KFC: Keep the first fraction as is. Flip the sign to multiplication. Change the second fraction to its inverse/reciprocal (flip it over!) 3. Multiply straight across the numerator 4. Multiply straight across the denominator 5. Simplify
300

Conver 4 2/3 into an improper fraction.  

14/3

400

What is 3 1/5 + 2 1/5=

16/5 + 11/5 = 27/5 or 5 2/5 1.Change mixed numbers to improper fractions 2.Add straight across the numerator; keep denominator the same 4.Simplify

400

What is 4 3/5 - 1 4/5  ?

23/5 – 9/5  = 14/5 or 2 4/5 1.Change mixed numbers to improper fractions 2.Subtract straight across the numerator; keep denominator the same 4.Simplify

400
What is 4 2/4 x 2 2/3 ?
18/4 x 8/3 9/2 x 8/3 3/1 x 4/1 = 12 1. Change mixed numbers to improper fractions 2. Multiply straight across the numerator 3. Multiply straight across the denominator 4. Simplify
400
What is 6 3/7 ÷ 1 2/3 ?
45/7 ÷ 5/3 45/7 x 3/5 9/7 x 3/1 = 27/7 or 3 6/7 1. Change mixed numbers to improper fractions 2. KFC: Keep the first fraction as is. Flip the sign to multiplication. Change the second fraction to its inverse/reciprocal (flip it over!) 3. Multiply straight across the numerator 4. Multiply straight across the denominator 5. Simplify
400

Convert 32/6 to a mixed number.

5 and 2/6

500

Dominique has to read 100 pages by Monday. If she reads 3/6 of the book on Friday and 1/6 of the book on Saturday, what fraction of the book has she read so far?

3/6 + 1/6 =5/6  1.Change mixed numbers to improper fractions 2.Add straight across the numerator; keep denominator the same 4.Simplify

500

If Tom has 2/4 of his allowance left after buying a new video game, and then he spends another ¼ of his allowance on a new hat. How much of his allowance is left?

2/4 – ¼ = 1/4 1.Change mixed numbers to improper fractions 2.Subtract straight across the numerator; keep denominator the same 4.Simplify

500
Mary has run 3/5 of the race. If the race is 13 miles long, how far has Mary run?
3/5 x 13 3/5 x 13/1 = 39/5 or 7 4/5 1. Change mixed numbers to improper fractions 2. Multiply straight across the numerator 3. Multiply straight across the denominator 4. Simplify
500
If John has ¾ of a pie leftover and he divides it evenly among himself and two friends, what fraction of the remaining pizza will each person receive?
¾ ÷ 3 ¾ x 1/3 3/12 = 1/4 1. Change mixed numbers to improper fractions 2. KFC: Keep the first fraction as is. Flip the sign to multiplication. Change the second fraction to its inverse/reciprocal (flip it over!) 3. Multiply straight across the numerator 4. Multiply straight across the denominator 5. Simplify
500

To add and subtract fractions, the denominators must ___________________.

be the same