Solution: 2 21/45 as a decimal is 2.47MethodsFirst step – Making the fraction improper:The first step to changing 2 21/45 into a decimal is to change it to an improper fraction. To do that, we need to multiply 2 by 45 and add its product to 21 in the numerator to get: 111/45. Now we will attempt to convert 111/45 to a decimal using the following method:Explanation using the division method:A fraction is usually split into two parts: the first part is the number on top, called the numerator; and the second part is the number on the bottom, called the denominator. These are both separated by a line called the “divisor line”. We can use the division method help to solve this question: to get a decimal, simply divide the numerator 111 by the denominator 45 (which you can enter in any calculator):111 (numerator) ÷ 45 (denominator) = 2.47And finally, you get 2.47 as your answer when you convert 2 21/45 (or 111/45) to a decimal. Practice more conversion problemsAll 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 2 83/10 as a decimal?What is 3 59/16 as a decimal?What is 3 1/49 as a decimal?What is 2 62/29 as a decimal?