1.00 as a percent would be 100%.
Remember that percentage means 'out of one hundred'. So 60 percent would look like 60/100 as a fraction, or 0.60 as a decimal.
1.00 is a whole number, if we converted it to a fraction with a denominator of 100, then it would look like 100/100. 100/100 is 100%
Answer=100%
Or you could multiply the decimal by 100.
0.60100=60%
1.00100=100%
Answer=100%
