Add Sub Fractions Review

3/9 + 4/9

• 7/18

• 7/9

• 12/9

• 12/81

3/5 + 1/4 = 

• 5/20

• 12/20

• 7/20

• 17/20

What is the least common denominator for 1/3 and 3/4?

• 6

• 4

• 3

• 12

Add these fractions.
1/2 + 1/3 =

• 5/6

• 2/5

• 1/5

• 1

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

• add the numerators

• add the denominators

• find a common denominator

• find a common numerator

Add these fractions:  1/6 + 3/6
Make sure your answer is in the simplest form.

• 4/6

• 5/6

• 2/3

• 1/3

What is the least common denominator for 7 and 2?

• 12

• 14

• 7

• 6

Tiffany bought 2/5 kg of cherries.  Linda bought 1/10kg of cherries.  How many kg of cherries did they buy altogether?  

• 1/5 kg

• 3/10 kg

• 5/15 kg

• 1/2 kg

Add the following fractions by finding equivalent fractions with like denominators.

• 1/6

• 4/12

• 2/3

• 5/12

What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9

• 8

• 12

• 6