Q:

What is 3 15/121 as a decimal?

Accepted Solution

A:
Solution: 3 15/121 as a decimal is 3.12MethodsFirst step – Making the fraction improper:The first step to changing 3 15/121 into a decimal is to change it to an improper fraction. To do that, we need to multiply 3 by 121 and add its product to 15 in the numerator to get: 378/121. Now we will attempt to convert 378/121 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 378 by the denominator 121 (which you can enter in any calculator):378 (numerator) ÷ 121 (denominator) = 3.12And finally, you get 3.12 as your answer when you convert 3 15/121 (or 378/121) 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 1 60/23 as a decimal?What is 7 2/21 as a decimal?What is 5 70/16 as a decimal?What is 4 19/22 as a decimal?