Adding and Subtracting Fractions Equal Denominators

When adding and subtracting fractions, which value needs to be the same in all values being added/subtracted?

• Numerator

• Denominator

What is the process of making two fractions with unlike denominators able to be added or subtracted called?

• Finding the least common multiple or least common denominator

• Addition

• Multiplication

• Reverse multiplication

When fractions have a different denominator, you have to find the ____________ in order to add them together.

• Least Common Denominator

• Greatest Common Factor

• Numerator

• Mixed Number

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

What is 3/4 + 1/4 = ?

Mathematical Equivalence

ON

What is the sum of these fractions in lowest terms?

• 7/18

• 7/9

• 12/9

• 12/81

Solve

• 8 1/4

• 7 3/4

• 7

• 7 1/4

Solve

• 11 3/4

• 11 3/8

• 11

• 3/4

Kayden has 3/9 of a pizza and Laila gave her 2/9 of a pizza.  How much pizza does Kayden have now?

• 5 Pizzas

• 5/9 of a pizza

• 1/9 of a pizza

• 1 pizza

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators