Adding and Subtracting Unlike Denominators
Flashcard
•
Mathematics
•
5th Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a fraction?
Back
A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).
Tags
CCSS.3.NF.A.1
CCSS.3.NF.A.2B
2.
FLASHCARD QUESTION
Front
What does it mean to have unlike denominators in fractions?
Back
Unlike denominators are denominators that are not the same. To add or subtract fractions with unlike denominators, you must first find a common denominator.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
3.
FLASHCARD QUESTION
Front
How do you find a common denominator for two fractions?
Back
To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions.
4.
FLASHCARD QUESTION
Front
What is the process for adding fractions with unlike denominators?
Back
1. Find a common denominator. 2. Convert each fraction to an equivalent fraction with the common denominator. 3. Add the numerators and keep the common denominator.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
5.
FLASHCARD QUESTION
Front
What is the process for subtracting fractions with unlike denominators?
Back
1. Find a common denominator. 2. Convert each fraction to an equivalent fraction with the common denominator. 3. Subtract the numerators and keep the common denominator.
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
6.
FLASHCARD QUESTION
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.
7.
FLASHCARD QUESTION
Front
How do you convert a fraction to an equivalent fraction?
Back
To convert a fraction to an equivalent fraction, multiply or divide both the numerator and the denominator by the same non-zero number.
Tags
CCSS.3.NF.A.3A
CCSS.3.NF.A.3B
CCSS.4.NF.A.1
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