How to Calculate Fraction
What is Fraction?
Fractions represent parts of a whole. The numerator (top) counts how many parts you have; the denominator (bottom) shows how many equal parts the whole is divided into.
Step-by-Step Guide
- 1Add/subtract: find the LCD, convert, then combine numerators
- 2Multiply: multiply numerators, multiply denominators
- 3Divide: multiply by the reciprocal of the divisor
- 4Simplify: divide both parts by their GCF
Worked Examples
Input
1/2 + 1/3
Result
5/6
LCD=6: 3/6+2/6=5/6
Input
2/3 × 3/4
Result
1/2
6/12 simplified = 1/2
Input
3/4 ÷ 1/2
Result
3/2
Multiply by reciprocal: 3/4 × 2/1