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Simplify 20/40
20/40 simplified is 1/2 = 0.5000. Free fraction calculator with GCD and decimal conversion.
1/2 = 0.5000
GCD of 20 and 40 is 20. Simplified: 20/20 / 40/20 = 1/2 = 0.5000
How This Was Calculated
Simplification: Divide numerator and denominator by their GCD.
Addition: a/b + c/d = (ad + bc) / bd
Subtraction: a/b - c/d = (ad - bc) / bd
Multiplication: a/b × c/d = ac / bd
Division: a/b ÷ c/d = ad / bc
Quick Reference Table
| Input | Result |
|---|---|
| 20 / 35 | 4/7 = 0.5714 |
| 20 / 38 | 10/19 = 0.5263 |
| 20 / 39 | 20/39 = 0.5128 |
| 20 / 41 | 20/41 = 0.4878 |
| 20 / 42 | 10/21 = 0.4762 |
| 20 / 45 | 4/9 = 0.4444 |
Frequently Asked Questions
What is a fraction?
A fraction represents a part of a whole, written as numerator/denominator.
How do I simplify fractions?
Divide both numerator and denominator by their greatest common divisor.
Can I add fractions with different denominators?
Yes, the calculator handles common denominators automatically.