What is 0.45 as a fraction?

0.45=

0.45 = 9/20 in simplest form. As a percent it is 45%.

How to convert 0.45 to a fraction

There are 2 digits after the decimal point, so the last digit is in the hundredths place. Write the digits over 100.
0.45 = 45/100
Simplify by dividing top and bottom by the GCF, 5.
45/100 = 9/20

18/40 = 27/60 = 36/80 = 45/100 = 90/200 = 9/20. All are equivalent; 9/20 is the one in lowest terms.

Convert another value with the decimal to fraction converter, or see neighbours in the fraction chart.

What is 0.45 as a fraction?

0.45 as a fraction is 9/20. Written over 100 it is 45/100, which simplifies to 9/20.

What is 0.45 as a percent?

0.45 × 100 = 45%.