Arithmetic & Basics
Basic

Ratio

Compares two quantities by division.

Formula

a:b=aba : b = \frac{a}{b}

Variables

aFirst quantity
bSecond quantity

Example

4:2 simplifies to 2:1

Did You Know?

The golden ratio (≈1.618) appears so often in art and nature that Renaissance artists called it the "divine proportion".

ratioproportionbasics