How to Find Fractions Equivalent to 5/3
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
5 × 2 = 10 and 3 × 2 = 6.
3. Verify the ratio
5 × 6 and 3 × 10 both equal 30.
Direct answer
10/6, 15/9, and 20/12 are equivalent to 5/3.
Enter whole-number numerator and denominator values. Results update instantly.
5/3
1.666667…
166.666667%
10/6 · 15/9 · 20/12
Use the same non-zero number for both terms; start with 2.
5 × 2 = 10 and 3 × 2 = 6.
5 × 6 and 3 × 10 both equal 30.
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 | (5 × 2) / (3 × 2) | 10/6 | 5 × 6 = 3 × 10 |
| × 3 | (5 × 3) / (3 × 3) | 15/9 | 5 × 9 = 3 × 15 |
| × 4 | (5 × 4) / (3 × 4) | 20/12 | 5 × 12 = 3 × 20 |
| × 5 | (5 × 5) / (3 × 5) | 25/15 | 5 × 15 = 3 × 25 |
| × 6 | (5 × 6) / (3 × 6) | 30/18 | 5 × 18 = 3 × 30 |
| × 7 | (5 × 7) / (3 × 7) | 35/21 | 5 × 21 = 3 × 35 |
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.
10/6 is one equivalent fraction because both terms were multiplied by 2.
Yes. 5/3 is in lowest terms because its terms share no factor greater than 1.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
5/3 equals 1.666667… as a decimal and 166.666667% as a percentage.