Fraction Calculator
Add, subtract, multiply, and divide fractions with instant simplified fraction outputs.
fraction calculator Inputs
About Fraction Calculator
The Fraction Calculator performs addition (+), subtraction (−), multiplication (×), and division (÷) on proper fractions, improper fractions, mixed numbers, and whole numbers with step-by-step simplification and decimal equivalents.
How to Use Fraction Calculator
Step 1
Enter numerator and denominator for the first fraction.
Step 2
Select mathematical operation (+, −, ×, ÷).
Step 3
Enter values for the second fraction.
Step 4
Inspect the simplified result and step-by-step solution steps below.
Practical Use Cases for Fraction Calculator
Math Homework & STEM Education
Solve and understand fraction arithmetic with step-by-step lowest common denominator (LCD) and reduction breakdowns.
Cooking & Recipe Scaling
Add and divide fractional ingredient measurements (e.g. 1 3/4 cups + 2/3 cup) when scaling recipes up or down.
Input & Output Examples
Adding 2/3 + 3/4 with Step-by-Step Breakdown
Fraction 1: 2/3, Operation: +, Fraction 2: 3/4
Result: 17/12 = 1 5/12 (Mixed Number) | Decimal: 1.4167 | LCD: 12
Key Features & Performance
- ✓Performs Addition, Subtraction, Multiplication, and Division on fractions.
- ✓Supports Mixed Numbers (e.g. 2 1/3) and Negative Fractions.
- ✓Step-by-Step explanation shows LCD finding, cross-multiplication, and greatest common factor (GCF) reduction.
- ✓Outputs Simplified Fraction, Mixed Number, and Decimal Equivalent.
- ✓100% Client-Side calculation.
- ✓1-Click Copy fraction solution.
Key Terminology & Definitions
Lowest Common Denominator (LCD)
The lowest common multiple of the denominators of a set of fractions, required to perform fraction addition and subtraction.
Greatest Common Factor (GCF)
The largest positive integer that divides evenly into both the numerator and denominator, used to simplify fractions to lowest terms.