Home / Worksheets / Grade 6 / Math / Common Denominators Worksheet

Common Denominators Worksheet

Practice finding common denominators and comparing fractions with this Grade 6 math worksheet.

Grade 6 Math FractionsCommon Denominators
Use This Worksheet

Includes

Fill in the Blanks2 Short AnswerMultiple ChoiceTrue / FalseCustomOrdering

Standards

CCSS.MATH.CONTENT.6.NS.A.1

Topics

mathfractionscommon denominatorsgrade 6
9 sections · Free to use · Printable
← More Math worksheets for Grade 6

Common Denominators

Name:

Date:

Score:

Read each question carefully and follow the instructions to find common denominators and compare fractions.

Find the least common multiple (LCM) for each pair of numbers.

1. 4 and 6:  

2. 3 and 5:  

3. 8 and 12:  

4. 7 and 2:  

For each pair of fractions, identify a common denominator. You do not need to find the least common denominator.

1. 1/3 and 1/4

2. 2/5 and 3/10

3. 3/8 and 1/2

Choose the least common denominator (LCD) for each pair of fractions.

1. What is the LCD for 1/2 and 3/4?

a

2

b

4

c

6

d

8

2. What is the LCD for 2/3 and 5/6?

a

3

b

6

c

9

d

12

Determine if the following statements are true or false.

1. The common denominator for 1/2 and 1/3 is 5.

T

True

F

False

2. To compare fractions, you must first find a common denominator.

T

True

F

False

Rewrite each pair of fractions with their least common denominator.

1. 1/2 and 2/3

2. 3/4 and 1/6

3. 5/8 and 1/4

Use the fraction bars to compare the following fractions. Write <, >, or = in the blank.

1/2
1/3

1/2   1/3

2/4
1/3

2/4   1/3

Order the following fractions from least to greatest.

1. 1/2, 1/4, 3/8

Least

Middle

Greatest

2. 2/3, 5/6, 1/2

Least

Middle

Greatest