0.4 as a fraction is 2/5
Method to get the fraction of 0.4
Multiply and divide the number 0.4 by 1. The numbr will become 0.4/1.
Second step:
Count digits after the decimal. The digit is one, thus we will multiply both numerator and denominator by 10.
The number will become 4/10. The highest common factor between 4 and 10 is 2. Divide both by 2. The number we will achieve is 2/5.
So, the fraction of 0.4 is 2/5.