Adding Fractions Equal Denominators

What would be the common denominator for adding 1/2 + 3/4?

• 6

• 4

• 9

• 2

What would be the common denominator for adding 3/9 + 4/6?

• 9

• 12

• 18

• 27

What step should you do first when adding fractions with unlike denominators?

• Just add the denominators together

• Find a common denominator

• Add the numerators together first

• Chang each numerator to be the same

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

• Numerator

• Denominator

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

• 9/7

• 2/3

• 3/2

• 7/9

What is the first step of adding or subtracting two fractions?

• Checking if the numerators are the same

• Checking if the denominators are the same or different

• Checking that the fractions are equal

• Adding or subtracting

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

Solve

• 11 3/4

• 11 3/8

• 11

• 3/4