How to Find Fractions Equivalent to 42/50
1. Choose a multiplier
Use the same non-zero number for both terms; start with 2.
2. Multiply both terms
42 × 2 = 84 and 50 × 2 = 100.
3. Verify the ratio
42 × 100 and 50 × 84 both equal 4200.
Direct answer
84/100, 126/150, and 168/200 are equivalent to 42/50.
Enter whole-number numerator and denominator values. Results update instantly.
21/25
0.84
84%
84/100 · 126/150 · 168/200
Use the same non-zero number for both terms; start with 2.
42 × 2 = 84 and 50 × 2 = 100.
42 × 100 and 50 × 84 both equal 4200.
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 | (42 × 2) / (50 × 2) | 84/100 | 42 × 100 = 50 × 84 |
| × 3 | (42 × 3) / (50 × 3) | 126/150 | 42 × 150 = 50 × 126 |
| × 4 | (42 × 4) / (50 × 4) | 168/200 | 42 × 200 = 50 × 168 |
| × 5 | (42 × 5) / (50 × 5) | 210/250 | 42 × 250 = 50 × 210 |
| × 6 | (42 × 6) / (50 × 6) | 252/300 | 42 × 300 = 50 × 252 |
| × 7 | (42 × 7) / (50 × 7) | 294/350 | 42 × 350 = 50 × 294 |
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.
84/100 is one equivalent fraction because both terms were multiplied by 2.
No. Divide the terms by 2 to get 21/25.
Cross-multiply. If the two cross-products are equal, the fractions represent the same value.
42/50 equals 0.84 as a decimal and 84% as a percentage.