Mixed Number to Improper Fraction Calculator

Convert a mixed number (whole + fraction) to an improper fraction. Enter the whole number, numerator, and denominator.

/
=

Formula

Improper Fraction = (Whole × Denominator + Numerator) / Denominator
Example: Convert 3 2/5 to an improper fraction.
(3 × 5 + 2) / 5 = 17/5 → 17/5

FAQ

What is an improper fraction?

An improper fraction has a numerator greater than or equal to its denominator (e.g., 7/4). It represents a value ≥ 1.

Last updated: 2026-08-08