What is 0.4 as a Fraction?
A fraction is when a quantity is represented as a part of the whole.
Answer: 0.4 can be written in fraction as 4/10 or 2/5.
First, we need to remove the decimal point.
For that, we multiply and divide by 10.
We get, 0.4/1 x 10/10 = 4/10
4/10 can further be reduced to 2/5