Common Denominators Worksheet
Practice finding common denominators and comparing fractions with this Grade 6 math worksheet.
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Common Denominators
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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?
2
4
6
8
2. What is the LCD for 2/3 and 5/6?
3
6
9
12
Determine if the following statements are true or false.
1. The common denominator for 1/2 and 1/3 is 5.
True
False
2. To compare fractions, you must first find a common denominator.
True
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
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