Cube Root Worksheets

Printable “Cube Roots & Cube Roots” worksheets:
Squares & square roots
Cubes & cube roots
Square Root Worksheets
Cube Root Worksheets

Simplify Cube Roots
Rationalize denominators
Add & Subtract Radical Expressions
Multiply Radical Expressions
Divide Radical Expressions
Using Radicals to Solve Equations

Examples, solutions, videos, and worksheets to help Grade 7 and Grade 8 students learn how to find the positive Cube Root of a number. Solve some word problems that involve Cube Roots.

Cube Root

The cube root of a number is a value that, when multiplied by itself three times, gives the original number. It is denoted by the symbol ∛𝑥 , where 𝑥 is the number you’re finding the cube root of.

Key Concepts of Cube Roots:

1. Definition:
   For a number 𝑥, the cube root ∛𝑥 is the number 𝑦 such that 𝑦³ = 𝑥.
2. Properties of Cube Roots:
   

• Cube roots of negative numbers are negative.
• Cube roots work similarly for fractions.

Calculating cubes roots:
For perfect cubes (numbers that are the cubes of integers), you can find the cube root directly.
For non-perfect cubes, you can use a calculator or estimation techniques.

 

Have a look at this video if you need to review how to find the Cube Root of a number.

• Cube Root

Click on the following worksheet to get a printable pdf document.
Scroll down the page for more Cube Root Worksheets.

 

More Cube Root Worksheets

Printable
(Answers on the second page.)
Cube Root Worksheet #1
Cube Root Worksheet #2
Cube Root Worksheet #3

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