Solution: 1 51/39 as a decimal is 2.31MethodsFirst step – Making the fraction improper:The first step to changing 1 51/39 into a decimal is to change it to an improper fraction. To do that, we need to multiply 1 by 39 and add its product to 51 in the numerator to get: 90/39. Now we will attempt to convert 90/39 to a decimal using the following method. Explanation using the division method:A fraction is written in terms of two parts: the number on top is called the numerator and the number on the bottom is called the denominator. We can use the division method to solve this question. To get a decimal, simply divide the numerator 90 by the denominator 39:90 (numerator) ÷ 39 (denominator) = 2.31As a result, you get 2.31 as your answer when you convert 1 51/39 (or 90/39) to a decimal.Convert some more fractions to decimals!Practice some more problems on converting fractions to decimals:What is 10 52/9 as a decimal?What is 3 1/49 as a decimal?What is 1 107/37 as a decimal?What is 3 74/25 as a decimal?