Adding Fractions with Unlike Denominators

What is the first step in adding fractions with different denominators?

• Subtract the smaller fraction from the larger one

• Multiply the fractions

• Find the least common denominator

• Add the numerators directly

In the first example, what is the least common multiple of the denominators 6, 4, and 3?

• 8

• 24

• 12

• 6

How do you find an equivalent fraction for 1/4 with a denominator of 24?

• Multiply both numerator and denominator by 3

• Multiply both numerator and denominator by 2

• Multiply both numerator and denominator by 4

• Multiply both numerator and denominator by 6

What is the sum of the fractions 6/24, 16/24, and 15/24?

• 37/24

• 2 and 1/24

• 1 and 13/24

• 1 and 7/24

What is the final mixed number form of 37/24?

• 1 and 13/24

• 1 and 7/24

• 2 and 1/24

• 1 and 11/24