0.45 as a Fraction

9/20

How to convert 0.45 to a fraction

0.45 as a fraction in simplest form is 9/20.

  1. Count the decimal places

    0.45 has 2 decimal places. The denominator is 10^2 = 100.

  2. Remove the decimal point

    Move the digits after the decimal into the numerator: 45/100.

  3. Find the greatest common divisor (GCD)

    GCD(45, 100) = 5.

  4. Divide by the GCD to simplify

    45 ÷ 5 = 9 and 100 ÷ 5 = 20, so the simplified fraction is 9/20.