How to Find Fractions Equivalent to 18/10
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
18 × 2 = 36 and 10 × 2 = 20.
3. Verify the ratio
18 × 20 and 10 × 36 both equal 360.
Direct answer
36/20, 54/30, and 72/40 are equivalent to 18/10.
Enter whole-number numerator and denominator values. Results update instantly.
9/5
1.8
180%
36/20 · 54/30 · 72/40
Use the same non-zero number for both terms; start with 2.
18 × 2 = 36 and 10 × 2 = 20.
18 × 20 and 10 × 36 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 | (18 × 2) / (10 × 2) | 36/20 | 18 × 20 = 10 × 36 |
| × 3 | (18 × 3) / (10 × 3) | 54/30 | 18 × 30 = 10 × 54 |
| × 4 | (18 × 4) / (10 × 4) | 72/40 | 18 × 40 = 10 × 72 |
| × 5 | (18 × 5) / (10 × 5) | 90/50 | 18 × 50 = 10 × 90 |
| × 6 | (18 × 6) / (10 × 6) | 108/60 | 18 × 60 = 10 × 108 |
| × 7 | (18 × 7) / (10 × 7) | 126/70 | 18 × 70 = 10 × 126 |
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.
36/20 is one equivalent fraction because both terms were multiplied by 2.
No. Divide the terms by 2 to get 9/5.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
18/10 equals 1.8 as a decimal and 180% as a percentage.