# Volume of Cubes

## Opening

# Volume of Cubes

The cube at the left of the diagram has edge lengths of 1 unit. The cube at the right has edge lengths of $\frac{1}{4}$ unit.

*Volume* is the amount of space inside a 3-D figure.

- How many $\frac{1}{4}$-unit cubes fit inside the 1-unit cube?
- What is the volume of the $\frac{1}{4}$-unit cube?