Exploring Common Denominators in Rational Expressions
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Emma Peterson
Used 1+ times
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in rewriting fractions with a common denominator?
Drawing out the fractions
Adding the fractions
Multiplying the fractions
Subtracting the fractions
Tags
CCSS.7.NS.A.1C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common multiple (LCM) of 4 and 5?
15
20
25
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert 1/4 to a fraction with a denominator of 20?
Multiply both numerator and denominator by 5
Multiply both numerator and denominator by 3
Multiply both numerator and denominator by 6
Multiply both numerator and denominator by 4
Tags
CCSS.3.NF.A.3B
CCSS.4.NF.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is 2/5 rewritten with a denominator of 20?
6/20
8/20
4/20
10/20
Tags
CCSS.3.NF.A.3B
CCSS.4.NF.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common multiple (LCM) of 5 and 6?
20
35
25
30
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert 2/5 to a fraction with a denominator of 30?
Multiply both numerator and denominator by 6
Multiply both numerator and denominator by 5
Multiply both numerator and denominator by 3
Multiply both numerator and denominator by 4
Tags
CCSS.3.NF.A.3B
CCSS.4.NF.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is 1/6 rewritten with a denominator of 30?
6/30
5/30
4/30
3/30
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