adding fractions with common denominator
Flashcard
•
Mathematics
•
1st - 3rd Grade
•
Practice Problem
•
Hard
+7
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the first step in adding fractions with a common denominator?
Back
Ensure that both fractions have the same denominator.
Tags
CCSS.4.NF.B.3C
CCSS.4.NF.B.3D
2.
FLASHCARD QUESTION
Front
What is a common denominator?
Back
A common denominator is a shared multiple of the denominators of two or more fractions.
3.
FLASHCARD QUESTION
Front
How do you find a common denominator for two fractions?
Back
You can find a common denominator by identifying the least common multiple (LCM) of the two denominators.
4.
FLASHCARD QUESTION
Front
What do you do with the numerators when adding fractions with a common denominator?
Back
Add the numerators together while keeping the common denominator the same.
Tags
CCSS.4.NF.B.3C
CCSS.4.NF.B.3D
5.
FLASHCARD QUESTION
Front
What is the formula for adding two fractions with a common denominator?
Back
If a/b and c/b are two fractions, their sum is (a+c)/b.
Tags
CCSS.4.NF.B.3C
CCSS.4.NF.B.3D
6.
FLASHCARD QUESTION
Front
What is the denominator in a fraction?
Back
The denominator is the bottom number in a fraction that indicates how many equal parts the whole is divided into.
Tags
CCSS.3.NF.A.1
CCSS.3.NF.A.2B
7.
FLASHCARD QUESTION
Front
What is the numerator in a fraction?
Back
The numerator is the top number in a fraction that indicates how many parts are being considered.
Tags
CCSS.3.NF.A.1
CCSS.3.NF.A.2B
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