The number 0.1 written as a percentage is 10 percent (10%)
The steps used to write 0.1 as a percentage is presented as follows;
The number 0.1 can be expressed as a fraction as; 0.1 = 1/10
A number expressed as a percentage is presented as a fraction of a hundred
Expressing the fraction 1/10 as a number that is a fraction of a hundred, we get;
1/10 = 10/100
10/100 is the same as 10 per hundred, which is 10 percent, therefore, expressing the decimal 0.1 as a percentage, which is a fraction of a hundred is; 0.1 = 10 percent