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Simplify 30/40
30/40 simplified is 3/4 = 0.7500. Free fraction calculator with GCD and decimal conversion.
3/4 = 0.7500
GCD of 30 and 40 is 10. Simplified: 30/10 / 40/10 = 3/4 = 0.7500
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 |
|---|---|
| 30 / 35 | 6/7 = 0.8571 |
| 30 / 38 | 15/19 = 0.7895 |
| 30 / 39 | 10/13 = 0.7692 |
| 30 / 41 | 30/41 = 0.7317 |
| 30 / 42 | 5/7 = 0.7143 |
| 30 / 45 | 2/3 = 0.6667 |
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.