What is the first step in finding a common denominator for two fractions?
Equivalent Fractions and Common Multiples
Interactive Video
•
Amelia Wright
•
Mathematics
•
4th - 5th Grade
•
Hard
The video tutorial explains how to find a common denominator to compare fractions. It begins by identifying the need for a common denominator and demonstrates how to find it by listing multiples of the denominators. The tutorial then shows how to convert fractions to equivalent fractions with the common denominator. Finally, it compares the fractions to determine which is larger.
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Multiply the denominators together.
Add the numerators of the fractions.
List the multiples of the denominators.
Subtract the smaller denominator from the larger one.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a common multiple of 4 and 6?
8
10
14
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert 3/4 to an equivalent fraction with a denominator of 12?
Multiply both the numerator and denominator by 3.
Multiply both the numerator and denominator by 2.
Add 3 to both the numerator and denominator.
Subtract 1 from both the numerator and denominator.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equivalent fraction of 3/4 with a denominator of 12?
9/12
10/12
8/12
6/12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert 3/6 to an equivalent fraction with a denominator of 12?
Multiply both the numerator and denominator by 3.
Multiply both the numerator and denominator by 2.
Add 6 to both the numerator and denominator.
Subtract 3 from both the numerator and denominator.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which fraction is larger: 3/4 or 3/6?
3/4
Cannot be determined.
3/6
They are equal.
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