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Simplify 120/21
120/21 simplified is 40/7 = 5.7143. Free fraction calculator with GCD and decimal conversion.
40/7 = 5.7143
GCD of 120 and 21 is 3. Simplified: 120/3 / 21/3 = 40/7 = 5.7143
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 |
|---|---|
| 120 / 16 | 15/2 = 7.5000 |
| 120 / 19 | 120/19 = 6.3158 |
| 120 / 20 | 6/1 = 6.0000 |
| 120 / 22 | 60/11 = 5.4545 |
| 120 / 23 | 120/23 = 5.2174 |
| 120 / 26 | 60/13 = 4.6154 |
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.