Front

What is a common denominator?

Back

A common denominator is a number that can be used as a denominator for two or more fractions, allowing them to be compared or added together.

Front

How do you find a common denominator for fractions?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

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

Back

12 is the common denominator for 1/2, 1/3, and 1/4.

Front

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

Back

12 is the common denominator for 2/3 and 3/4.

Front

Fill in the blank: 1/3 = __ /30

Back

10

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

What is 1/2 + 1/3 + 1/5?

Back

31/30

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Which number could NOT be a common denominator for 1/3, 2/5, and 3/10?

Back

15 could NOT be a common denominator for 1/3, 2/5, and 3/10.

Front

What is the process of adding fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a numerator?

Back

The numerator is the top part of a fraction that indicates how many parts of the whole are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B