# Factoring Sum and Difference of Two Cubes: Practice Problems

**Direction: **Factor out each binomial completely. Work it out on paper first then scroll down to see the answer key.

Problem 1: {x^3} + 216

Problem 2: 2{x^3} - 16

Problem 3: 64{x^3} - 27{y^3}

Problem 4: 3 + 81{x^3}{y^3}

Problem 5: 4{x^6}{y^{12}} - 108

**ANSWER KEY**

**SOLUTION TO PROBLEM NUMBER #1 **

**SOLUTION TO PROBLEM NUMBER #2**

**SOLUTION TO PROBLEM NUMBER #3**

**SOLUTION TO PROBLEM NUMBER #4**

**SOLUTION TO PROBLEM NUMBER #5**

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