Common Denominators

Front

What must you have to add and subtract fractions?

Back

Common denominators

Front

What is the least common denominator of 3/4 and 5/7?

Back

28

Front

What is the least common denominator of 1/4 and 2/5?

Back

20

Front

Which of these numbers could NOT be a common denominator for these two fractions: 1/6 and 1/4? (Options: 12, 18, 24, 36)

Back

18

Front

Which of these numbers could NOT be a common denominator for these three fractions: 1/3, 2/5, and 3/10? (Options: 15, 30, 60, 90)

Back

15

Front

Define a common denominator.

Back

A common denominator is a number that can be used as a denominator for two or more fractions.

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest multiple that two or more numbers share.

Front

How do you find the least common denominator of two fractions?

Back

Find the least common multiple of their denominators.

Front

What is the least common denominator of 2/3 and 3/4?

Back

12

Front

If the denominators are 5 and 10, what is the least common denominator?

Back

10