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Simplify 42/10
42/10 simplified is 21/5 = 4.2000. Free fraction calculator with GCD and decimal conversion.
21/5 = 4.2000
GCD of 42 and 10 is 2. Simplified: 42/2 / 10/2 = 21/5 = 4.2000
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 |
|---|---|
| 42 / 5 | 42/5 = 8.4000 |
| 42 / 8 | 21/4 = 5.2500 |
| 42 / 9 | 14/3 = 4.6667 |
| 42 / 11 | 42/11 = 3.8182 |
| 42 / 12 | 7/2 = 3.5000 |
| 42 / 15 | 14/5 = 2.8000 |
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.