Fraction Calculator
Add, subtract, multiply, and divide fractions with instant simplified results.
Input Parameters
Calculation Results
Formula & How Fraction Calculator Works
To add or subtract fractions, find a common denominator by multiplying denominators (b × d). For multiplication, multiply numerators together and denominators together. For division, multiply by the reciprocal.
- Enter Numerator 1 (N1): Input your target parameter value.
- Enter Denominator 1 (D1): Input your target parameter value.
- Enter Operation: Input your target parameter value.
- Enter Numerator 2 (N2): Input your target parameter value.
- Enter Denominator 2 (D2): Input your target parameter value.
- Apply Formula: Calculate using
Addition: (a/b) + (c/d) = (ad + bc) / (bd). - Review Results: View exact computed answers, metrics, and worked mathematical proofs.
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Frequently Asked Questions (FAQs)
How do you simplify a fraction?
Divide both numerator and denominator by their Greatest Common Divisor (GCD).
Can a denominator be zero?
No, division by zero is mathematically undefined.
Authoritative Standards & Verified Reference Citations
Calculations and mathematical logic on this page are grounded in published statutory rules, regulatory standards, and official government data published by the following bodies:
Open government data, scientific datums, and public sector mathematical reference datasets.
Australia's national authority on physical, chemical, and biological metric measurement standards.
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