Flashcard Finding Common Denominators
Flashcard
•
Mathematics
•
5th Grade
•
Hard
+1
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What is a common denominator?
Back
A common denominator is a number that is a multiple of the denominators of two or more fractions, allowing them to be compared or added together.
Tags
CCSS.4.NF.A.1
CCSS.5.NF.B.5B
2.
FLASHCARD QUESTION
Front
How do you find a common denominator for two fractions?
Back
To find a common denominator, you can skip count or list the multiples of each denominator until you find a number that appears in both lists.
3.
FLASHCARD QUESTION
Front
What is the least common denominator (LCD)?
Back
The least common denominator (LCD) is the smallest common multiple of the denominators of two or more fractions.
4.
FLASHCARD QUESTION
Front
What is the common denominator of 2/4 and 3/8?
Back
The common denominators of 2/4 and 3/8 include 8, 12, and 24, but 12 is NOT a common denominator.
5.
FLASHCARD QUESTION
Front
What is the least common denominator of 1/4 and 2/5?
Back
The least common denominator of 1/4 and 2/5 is 20.
6.
FLASHCARD QUESTION
Front
How do you subtract fractions with different denominators?
Back
To subtract fractions with different denominators, first find a common denominator, convert the fractions, and then subtract the numerators.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
7.
FLASHCARD QUESTION
Front
What is the result of 5/6 - 3/12?
Back
The result of 5/6 - 3/12 is 7/12.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
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