**Definitions:**

**Millimeter Cube** (abbreviation: **mm3**): is the SI derived unit of volume. It is the volume of a cube with edges one millimeter in length.

**Inch Cube** (abbreviations: **in3, or ci**): is the volume of a cube with each of its three dimensions (length, width, and depth) being one inch long.

## How to Convert Millimeters Cube to Inches Cube

*Example: How many inches cube are equivalent to 71.36 millimeters cube?*

As;

1 millimeters cube = 6.10237E-5 inches cube

71.36 millimeters cube = Y inches cube

Assuming Y is the answer, and by criss-cross principle;

Y equals 71.36 times 6.10237E-5 over 1

(i.e.) Y = 71.36 * 6.10237E-5 / 1 = 0.004354651232 inches cube

Answer is: 0.004354651232 inches cube are equivalent to 71.36 millimeters cube.

*Practice Question: Convert the following units into in3:*

N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.

( i ) 71.34 mm3

( ii ) 38.97 mm3

( iii ) 19.51 mm3