How to Find Fractions Equivalent to 15/12
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
15 × 2 = 30 and 12 × 2 = 24.
3. Verify the ratio
15 × 24 and 12 × 30 both equal 360.
Direct answer
30/24, 45/36, and 60/48 are equivalent to 15/12.
Enter whole-number numerator and denominator values. Results update instantly.
5/4
1.25
125%
30/24 · 45/36 · 60/48
Use the same non-zero number for both terms; start with 2.
15 × 2 = 30 and 12 × 2 = 24.
15 × 24 and 12 × 30 both equal 360.
Multiply the numerator and denominator by the same non-zero whole number. The written numbers change, but the ratio stays equal.
| Multiplier | Calculation | Equivalent fraction | Cross-product check |
|---|---|---|---|
| × 2 | (15 × 2) / (12 × 2) | 30/24 | 15 × 24 = 12 × 30 |
| × 3 | (15 × 3) / (12 × 3) | 45/36 | 15 × 36 = 12 × 45 |
| × 4 | (15 × 4) / (12 × 4) | 60/48 | 15 × 48 = 12 × 60 |
| × 5 | (15 × 5) / (12 × 5) | 75/60 | 15 × 60 = 12 × 75 |
| × 6 | (15 × 6) / (12 × 6) | 90/72 | 15 × 72 = 12 × 90 |
| × 7 | (15 × 7) / (12 × 7) | 105/84 | 15 × 84 = 12 × 105 |
This value is greater than one whole, so it is useful for rates, recipe scaling, and measurements that exceed one unit.
Learning tip: Convert an improper fraction to a mixed number when a real-world measurement is easier to read that way.
30/24 is one equivalent fraction because both terms were multiplied by 2.
No. Divide the terms by 3 to get 5/4.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
15/12 equals 1.25 as a decimal and 125% as a percentage.