mod Base
Chat with our AI personalities
2400
You do nothing: 0.42 is a decimal fraction!
To convert 0.072 to a percent, multiply by 100: 0.072 × 100 = 7.2 %
Convert to a common denominator; convert to decimal; compare denominators (larger denominator = smaller fraction, if the numerator is the same).
Divide the percentage number by 100. It is not possible to show the working because there are infinitely many fractions and they require slightly different working.