2.5 as a Fraction

5/2

How to convert 2.5 to a fraction

2.5 as a fraction in simplest form is 5/2.

  1. Count the decimal places

    2.5 has 1 decimal place. The denominator is 10^1 = 10.

  2. Remove the decimal point

    Move the digits after the decimal into the numerator: 25/10.

  3. Find the greatest common divisor (GCD)

    GCD(25, 10) = 5.

  4. Divide by the GCD to simplify

    25 ÷ 5 = 5 and 10 ÷ 5 = 2, so the simplified fraction is 5/2.

  5. Express as a mixed number

    5 ÷ 2 = 2 with remainder 1, written as 2 1/2.