Grade 7 Math: Understanding Unlike Terms
A worksheet for 7th graders to practice identifying and combining unlike terms in algebraic expressions.
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Grade 7 Math: Understanding Unlike Terms
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Read each question carefully and follow the instructions. Show your work where necessary.
1. Which of the following pairs represents unlike terms?
3x, 5x
2y, 7y
4ab, 2ba
6p, 6q
2. In the expression 5x + 3y - 2x + 7, which terms are unlike 5x?
3y and 7
3y and -2x
-2x and 7
All of them
3. Terms that have different variables or different exponents for the same variable are called terms.
4. You cannot or unlike terms to simplify an expression.
5. The terms 7a²b and 3ab² are like terms.
True
False
6. The terms 4 and 4x are unlike terms.
True
False
7. Explain in your own words why 2x and 2y are considered unlike terms.
8. Circle the unlike terms in each expression:
a) 5a + 3b - 2a + 7
b) 4x² + 2x - x² + 9
c) 10pq - 5p + 3q + pq
d) 8mn + 2n - m + 6mn
Match the term on the left with the term it is UNLIKE on the right.
9. 3x
a. 5y
10. 7ab
b. 9x²
11. 2m
c. 4ba
12. 6p²
d. 8m
Use the words below to complete the sentences.
13. When terms have different , they are considered unlike terms.
14. Terms can also be if they have the same variable but different .