Cube Numbers
Ages 9–13Difficulty adapts to you
Cube Numbers
A cube number is the result of multiplying a whole number by itself, and then by itself again. It represents the volume of a cube with that side length.
Your goals
- ✓You can understand and use cube numbers.
- ✓You can use cube number, cubed correctly.
- ✓You can write three equal factors before calculating.
Words to know
- cube number:
- A number made by multiplying an integer by itself three times.
- cubed:
- Raised to the power 3.
Examples
- 11³ = 1, 2³ = 8, 3³ = 27, 4³ = 64
- 25³ = 125 (5 × 5 × 5)
Check these
- • Do not multiply the number by 3 instead of cubing it.
- • Keep every number, symbol, label, and unit in its correct place.
- • Show enough working to check how you reached your answer.
Helpful habits
- • Read the whole question before choosing what to do.
- • Show one clear step at a time and check each step.
- • If you are stuck, draw a model, try smaller numbers, or revisit the example.
Now try your own
Create your own cube numbers example, solve it, and explain how you checked it.
Byte
Helpful Hints“Double-check your work before moving on.”