
Understanding Fraction Addition
Interactive Video
•
Mathematics
•
5th - 8th Grade
•
Hard
Standards-aligned

Aiden Montgomery
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in adding fractions with a common denominator?
Divide the numerators
Subtract the denominators
Add the numerators
Multiply the numerators
Tags
CCSS.7.NS.A.2C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it helpful to rewrite negative fractions with the negative sign in the numerator?
It changes the value of the fraction
It makes addition easier
It simplifies the fraction
It makes multiplication easier
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What common factor is used to simplify the fraction -2/8?
3
4
2
5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common denominator of 3 and 9?
15
12
9
6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you determine the least common denominator using prime factorization?
By ensuring both denominators have the same prime factors
By multiplying the numerators
By adding the prime factors
By dividing the denominators
Tags
CCSS.7.NS.A.1C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be done to the fraction -1/3 to obtain a common denominator with -2/9?
Multiply by 2
Add 3 to the numerator
Subtract 1 from the denominator
Multiply by 3
Tags
CCSS.7.NS.A.1C
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding -3/9 and -2/9?
-6/9
-4/9
-5/9
-1/9
Tags
CCSS.7.NS.A.2C
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