Among the steps below, what should be done first when adding or subtracting rational algebraic expressions?
3rd Periodical Exam - Grade 8

Quiz
•
Mathematics
•
8th Grade
•
Medium
Mervin Klein Anito
Used 8+ times
FREE Resource
48 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multiply the numerators together
Multiply the denominators together
Factor the expressions
Reduce the fractions to lowest terms
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In multiplying rational algebraic expressions, what should be done first?
Multiply the numerators together
Multiply the denominators together
Factor both expressions
Reduce the fractions to lowest terms
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
After factoring, what should be done next when dividing rational algebraic expressions?
Rewrite the divisor to its reciprocal and proceed to multiplication
Multiply the numerators together
Multiply the denominators together
Factor both expressions
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When adding or subtracting rational algebraic expressions, what should you do if the denominators are different?
Leave the denominators as is
Find the least common denominator
Multiply the denominators together
Reduce the fractions to lowest terms
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When multiplying rational algebraic expressions, what should you do if there are common factors in the numerators and denominators?
Cancel the common factors
Multiply the common factors together
Add the common factors together
Leave the common factors as is
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When dividing rational algebraic expressions, what should you do if, after multiplying the expressions in the numerator and denominator of the first expression to the reciprocal of the second expression, there are common factors in the numerators and denominators?
Cancel the common factors
Multiply the common factors together
Add the common factors together
Leave the common factors as is
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When adding or subtracting similar rational algebraic expressions, what should you do with the numerators after factoring?
Add or subtract them
Multiply them
Divide them
Factor them
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