How to Calculate Difference of Two Squares
Factor expressions in the form a² - b².
The Formula
a² - b² = (a+b)(a-b)The difference of two squares formula uses the mathematical relationship: a² - b² = (a+b)(a-b). Each variable in the formula represents a measurable quantity that affects the final result.
Step-by-Step Method
- 1Identify all input values needed for the difference of two squares calculation.
- 2Substitute your known values into the formula: a² - b² = (a+b)(a-b).
- 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
- 4Check that your result has the correct units and is within a reasonable range.
- 5Verify using the interactive Difference of Two Squares to confirm your answer.
Related Topics
difference of squaresfactoring
Use the Interactive Calculator
Skip the manual math — get instant results with our free Difference of Two Squares calculator.