Finding Common Denominators and Mixed Numbers

The video tutorial explains how to add fractions with unlike denominators using fraction strips. It demonstrates three examples: adding one-half plus one-fifth, one-fourth plus two-thirds, and one-fourth plus four-fifths. The process involves finding a common denominator using multiples, converting fractions, and summing them. The video concludes with a call to action to like and subscribe.

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

• Find a common denominator.

• Add the numerators directly.

• Multiply the fractions.

• Subtract the smaller fraction from the larger one.

Which multiples are used to find the common denominator for 1/2 and 1/5?

• Multiples of 5 and 10

• Multiples of 2 and 5

• Multiples of 3 and 4

• Multiples of 4 and 6

What is the common denominator for the fractions 1/2 and 1/5?

• 20

• 10

• 2

• 5

How many one-tenth strips are equivalent to one-half?

• 3

• 5

• 2

• 10

What is the sum of 1/2 and 1/5 when converted to a common denominator?

• 6/10

• 7/10

• 9/10

• 8/10

What is the first step in adding 1/4 and 2/3?

• Subtract the smaller fraction from the larger one.

• Convert to improper fractions.

• Add the numerators directly.

• Find a common denominator.

What is the common denominator for 1/4 and 2/3?

• 8

• 10

• 12

• 16

How many twelfths are equivalent to one-fourth?

• 2

• 3

• 4

• 5

What is the sum of 1/4 and 2/3 when converted to a common denominator?

• 11/12

• 10/12

• 13/12

• 12/12

What is the first step in adding 1/4 and 4/5?

• Subtract the smaller fraction from the larger one.

• Convert to improper fractions.

• Add the numerators directly.

• Find a common denominator.