Least Common Denominator Fractions

What is the least common denominator of 1/9 and 2/3?

• 6

• 3

• 9

• 21

Find the lowest common denominator of these fractions: 2/7 and 2/21

• 7

• 21

• 18

• 147

• 7

• 4

• 28

• 56

• 15

• 3

• 45

• 30

What is the least common denominator for 6/7 and 1/2?

• 12

• 14

• 7

• 6

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3

• 4

• 24

• 12

• 12

• 6

• 4

• 24

• 8

• 48

the smallest number that is a multiple of the denominator of two or more fractions

• greatest common factor

• least common denominator

• benchmark

• proper fraction

A fruit salad recipe calls for 3/4 pound of apples and 2/5 pound of dates. What is the least common denominator of the fractions?

• 16

• 20

• 24

• 25

• 12

• 6

• 4

• 24

• 8

• 48