math Calculator

Ratio Calculator

Simplify ratios, find equivalent ratios, and solve ratio proportions. Useful for cooking, mixing, scaling, and math problems.

01000000000000
01000000000000

Results

Simplified A

0

Simplified B

0

Decimal Ratio (A/B)

0

How to Use Ratio Calculator

  1. 1

    Enter value A

  2. 2

    Enter value B

  3. 3

    View simplified ratio and decimal form

Ratio Calculator Formula

Simplified Ratio = A/GCD : B/GCD

Example Calculation

Input Values

A

12

B

8

Results

Simplified A

3

Simplified B

2

Decimal Ratio (A/B)

1.5

Frequently Asked Questions

How do you simplify a ratio?

Divide both numbers by their Greatest Common Factor (GCF). 12:8 → GCF=4 → 3:2.

What is a proportion?

A proportion states that two ratios are equal: A/B = C/D.

How do I find a missing value in a ratio?

Cross multiply: if A/B = C/D, then A×D = B×C, solve for the unknown.