Least To Greatest Fraction Calculator

Quick answer

The least to greatest fraction calculator sorts fractions, mixed numbers, decimals and percentages in ascending or descending order, showing them over a common denominator.

Sorted
0.3 < 45% < 1/2 < 2/3 < 1 1/8
Decimal values
0.3 = 0.3 45% = 0.45 1/2 = 0.5 2/3 = 0.66666667 1 1/8 = 1.125
Common denominator
Over the common denominator 120: 36/120, 54/120, 60/120, 80/120, 135/120

Ordering a mix of 1/2, 0.3, 2/3 and 45% is a common homework task and a real-life one (comparing discounts or test results). Converting everything to the same form makes the order obvious.

How to use the Least To Greatest Fraction Calculator

  1. Enter fractions, mixed numbers, decimals or percents separated by commas
  2. Order

Everything is calculated in your browser, so results appear instantly and nothing you type is sent to a server.

How it works

Each entry is converted exactly to a fraction (percentages are divided by 100, mixed numbers converted), then all are compared. For readability the common-denominator form and decimal values are shown.

Formula

Convert each value to an exact fraction, rewrite over the LCD and order the numerators

Worked example

Inputs — Enter fractions, mixed numbers, decimals or percents separated by commas: 1/2, 0.3, 2/3, 45%, 1 1/8; Order: Least to greatest.
Results — Sorted = 0.3 < 45% < 1/2 < 2/3 < 1 1/8; Decimal values = 0.3 = 0.3
45% = 0.45
1/2 = 0.5
2/3 = 0.66666667
1 1/8 = 1.125; Common denominator = Over the common denominator 120: 36/120, 54/120, 60/120, 80/120, 135/120.

Key terms

Ascending order
From least to greatest.

Frequently asked questions

How do I order fractions from least to greatest?

Rewrite them with a common denominator, or convert to decimals, then compare.

How do I type a mixed number?

With a space: 1 1/8.

Can I mix percentages and fractions?

Yes – 45% is read as 45/100.

What if two values are equal?

They appear next to each other in the list.

Sources

  1. OpenStax – Prealgebra 2e
  2. Wolfram MathWorld – Fraction

Cite this calculator

Speedy Calculator. (2026). Least To Greatest Fraction Calculator. Speedy Calculator. https://speedycalculator.com/calculators/math/least-to-greatest-fractions/