# Ratios Calculator

Simplify RatioRegular Ratio
Enter a:b or a to b

Enter a:b or a to b

Enter Total Population

Simplify the ratio 15 : 20

GCF = 5

## We can express our ratio as a fraction

 15/5 20/5

 3 4

Our simplified ratio is 3 : 4

3 : 4

### How does the Ratios Calculator work?

Free Ratios Calculator - * Simplifies a ratio of a:b
* Given a ratio in the form a:b or a to b, and a total population amount, this calculator will determine the expected value of A and B from the ratio.

This calculator has 3 inputs.

### What 1 formula is used for the Ratios Calculator?

1. a:b = a/b

For more math formulas, check out our Formula Dossier

### What 6 concepts are covered in the Ratios Calculator?

denominator
The bottom portion of a fraction. For a/b, b is the denominator
fraction
how many parts of a certain size exist
a/b where a is the numerator and b is the denominator
greatest common factor
largest positive integer dividing a set of integers
numerator
the number above the line in a common fraction
ratio
indicates how many times one number contains another
ratios