How to Find Fractions Equivalent to 8/18
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
8 × 2 = 16 and 18 × 2 = 36.
3. Verify the ratio
8 × 36 and 18 × 16 both equal 288.
Direct answer
16/36, 24/54, and 32/72 are equivalent to 8/18.
Enter whole-number numerator and denominator values. Results update instantly.
4/9
0.444444…
44.444444%
16/36 · 24/54 · 32/72
Use the same non-zero number for both terms; start with 2.
8 × 2 = 16 and 18 × 2 = 36.
8 × 36 and 18 × 16 both equal 288.
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 | (8 × 2) / (18 × 2) | 16/36 | 8 × 36 = 18 × 16 |
| × 3 | (8 × 3) / (18 × 3) | 24/54 | 8 × 54 = 18 × 24 |
| × 4 | (8 × 4) / (18 × 4) | 32/72 | 8 × 72 = 18 × 32 |
| × 5 | (8 × 5) / (18 × 5) | 40/90 | 8 × 90 = 18 × 40 |
| × 6 | (8 × 6) / (18 × 6) | 48/108 | 8 × 108 = 18 × 48 |
| × 7 | (8 × 7) / (18 × 7) | 56/126 | 8 × 126 = 18 × 56 |
Because the numerator and denominator share a factor, this example is especially useful for practicing reduction before conversion.
Learning tip: Simplify first to make the decimal division and equivalence check easier.
16/36 is one equivalent fraction because both terms were multiplied by 2.
No. Divide the terms by 2 to get 4/9.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
8/18 equals 0.444444… as a decimal and 44.444444% as a percentage.