Solution: 21/31 as a decimal is 0.68MethodsExplanation using the division method:One method to convert 21/31 to a decimal is by using the division method. Before we move ahead to the method, here is a quick recap on fractions: A fraction is a number representation that is broken down into two parts - the number on top is called the numerator, and the number on the bottom is called the denominator. To get a decimal using the division method, simply divide the numerator 21 by the denominator 31:21 (numerator) ÷ 31 (denominator) = 0.68And there you go! We got 0.68 as the answer when you convert 21/31 to a decimal.Practice more problems!All it takes to be better at something is some practice! Take a look at some more similar problems on converting fractions to decimals and give them a go:What is 101/55 as a decimal?What is 132/50 as a decimal?What is 96/70 as a decimal?What is 48/85 as a decimal?