Ratio Calculator
Simplify a ratio (like 8:12) to its lowest terms.
- Free to use
- Accurate results
- No registration required
- Works on all devices
Enter two values to simplify their ratio to lowest terms.
Your result
2
Simplified A
Simplified B3
As a decimal (A ÷ B)0.667
AI explanation
Formula
Divide both values by their greatest common factorWorked example
8:12
| Field | Value |
|---|---|
| First value (A) | 8 |
| Second value (B) | 12 |
| Simplified A | 2 |
| Simplified B | 3 |
| As a decimal (A ÷ B) | 0.6667 |
Assumptions
- Decimal inputs are scaled up to whole numbers (based on their decimal-place count) before simplifying, so 2.5:5 simplifies the same way as 25:50.
Frequently asked questions
How do you simplify a ratio?
Divide both numbers by their greatest common factor (GCF) — the largest number that divides both evenly.
Does this work with decimal values?
Yes — decimal ratios like 2.5:5 are first scaled to whole numbers, then simplified the same way.
What does the decimal value mean?
It's simply A divided by B, useful for comparing a ratio to a percentage or proportion.