Mathematics Grade 7 15 min

Add and subtract like terms

Add and subtract like terms

What you'll learn

  • Identify like terms in algebraic expressions with at least 80% accuracy.
  • Combine like terms in algebraic expressions, including those with negative coefficients, to simplify expressions with 75% accuracy.
  • Solve problems involving addition and subtraction of like terms to find the perimeter of geometric shapes, demonstrating the correct process in at least 2 out of 3 attempts.
  • Explain the reasoning behind combining only like terms using mathematical vocabulary such as "coefficient," "variable," and "constant" in a written explanation.

Tutorial Preview

1

Simplify 3a + 2a

2

Simplify 7b - 4b

3

Simplify 5x + 2y - 3x

Sample Practice Questions

Easy
Simplify: 2x + 4x
0.6x
1.8x
2.6x²
3.8
Easy
Simplify: 5y + y
0.5y
1.6y
2.5y²
3.6
Easy
Simplify: 6z - 2z
0.4
1.8z
2.4z
3.4z²

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Frequently asked questions

What grade level is "Add and subtract like terms"?

Add and subtract like terms is a Grade 7 Mathematics lesson on ExcelOS.

What will I learn in Add and subtract like terms?

You'll be able to: Identify like terms in algebraic expressions with at least 80% accuracy; Combine like terms in algebraic expressions, including those with negative coefficients, to simplify expressions with 75% accuracy; Solve problems….

Is "Add and subtract like terms" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Add and subtract like terms?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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