Adding and Subtracting Fractions
Authored by Barbara White
Mathematics
4th - 7th Grade
CCSS covered
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30 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What do you need to have when adding unlike fractions?
common denominator
common numerator
common numerator and denominator
Tags
CCSS.7.NS.A.1C
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What number could be a common denominator for these two fractions?
2/3 and 3/4
3
4
7
12
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What number could be a common denominator for these two fractions?
1/5 and 5/6?
30
11
6
5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What number could be a common denominator for these two fractions?
3/10 and 1/5
5
10
15
These numbers do not have a common denominator
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What number could be a common denominator for these three fractions?
1/2 and 1/3 and 1/4
9
8
12
6
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of these numbers could NOT be a common denominator for these two fractions?
1/3 and 3/6
3
6
12
18
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of these numbers could NOT be a common denominator for these two fractions?
2/4 and 3/8
32
12
8
24
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