How to Find Fractions Equivalent to 8/20
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
8 × 2 = 16 and 20 × 2 = 40.
3. Verify the ratio
8 × 40 and 20 × 16 both equal 320.
Direct answer
16/40, 24/60, and 32/80 are equivalent to 8/20.
Enter whole-number numerator and denominator values. Results update instantly.
2/5
0.4
40%
16/40 · 24/60 · 32/80
Use the same non-zero number for both terms; start with 2.
8 × 2 = 16 and 20 × 2 = 40.
8 × 40 and 20 × 16 both equal 320.
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) / (20 × 2) | 16/40 | 8 × 40 = 20 × 16 |
| × 3 | (8 × 3) / (20 × 3) | 24/60 | 8 × 60 = 20 × 24 |
| × 4 | (8 × 4) / (20 × 4) | 32/80 | 8 × 80 = 20 × 32 |
| × 5 | (8 × 5) / (20 × 5) | 40/100 | 8 × 100 = 20 × 40 |
| × 6 | (8 × 6) / (20 × 6) | 48/120 | 8 × 120 = 20 × 48 |
| × 7 | (8 × 7) / (20 × 7) | 56/140 | 8 × 140 = 20 × 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.
16/40 is one equivalent fraction because both terms were multiplied by 2.
No. Divide the terms by 4 to get 2/5.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
8/20 equals 0.4 as a decimal and 40% as a percentage.