Subtracting Mixed Numbers Common Denominators

Solve and simplify to lowest terms.

• a

• b

• c

• d

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

Solve.

• 1 5/8

• 1/8

• 1/4

• 1 1/4

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

Solve.

• 2 ⁴/₉

• 2 ¹⁰/₉

• 4 ¹⁰/₉

• 1 ⁴/₉

Solve

• 7/8

• 1 1/8

• 1/8

• 0/8

Solve

• 1/12

• 11/12

• 1 1/12

• 10/12

Solve

• 3/10

• 4/10

• 7/10

• 1 6/10

Solve

• 3/5

• 1 2/5

• 1 3/5

• 1/5