

Understanding Adding and Subtracting Rational Expressions
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
+3
Standards-aligned
Emma Peterson
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in subtracting rational expressions?
Simplify the numerators
Combine the numerators
Factor the denominators
Find the least common multiple
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What factors are needed to get a sum of 5 and a product of 4?
5 and 0
3 and 2
4 and 1
2 and 2
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a difference of perfect squares?
x^2 - 1
x^2 + 1
x^2 + 2x + 1
2x^2 - 1
Tags
CCSS.HSA.APR.D.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find a common denominator for rational expressions?
Add denominators together
Use the highest exponent of variables
Multiply denominators directly
Include missing factors from each expression
Tags
CCSS.HSA.APR.D.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do you multiply the first fraction by to achieve a common denominator?
x^2 - 1
x + 1
x - 1
x + 4
Tags
CCSS.6.EE.A.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of simplifying 2(x - 1) - 3(x + 4)?
x - 14
-x - 14
-x + 14
x + 14
Tags
CCSS.6.EE.A.2C
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What operation is performed in the numerator to simplify the expression?
Subtraction
Addition
Division
Multiplication
Tags
CCSS.HSA.APR.A.1
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