Adding and Subtracting Fractions Related Denominators

Kayla had 1/6 of the cake and Jim had 3/6 of the cake. How much cake did they take in total?

• 6/6

• 2/6

• 1/2

• 4/6

8/12 - 3/12

• 4/12

• 1/2

• 5/12

• 11/12

5/7 - 2/7

• 3/7

• 3/0

• 1/2

• 3/4

9/10 - 7/10

• 16/10

• 2/10

• 3/5

• 1/10

9/10 - 2/10

• 11/10

• 6/10

• 7/20

• 7/10

16/20 + 2/20

• 3/20

• 1 and 1/10

• 18/20

• 14/20

To add or subtract, two fractions must have...

• a monkey.

• unlike terms.

• common denominators.

• the same numerators.

Select the sentence that match the following expression: \frac{2}{8}+3\ \frac{5}{7}

• I have two eights and need to take away three and five sevenths.

• I have two eights and need to add three and seven fifths.

• I have 2 8s and need to add three five seven.

• I have two eighths and need to add three and five sevenths.