Q:

What is 8 31/7 as a decimal?

Accepted Solution

A:
Solution: 8 31/7 as a decimal is 12.43MethodsFirst step – Making the fraction improper:The first step to changing 8 31/7 into a decimal is to change it to an improper fraction. To do that, we need to multiply 8 by 7 and add its product to 31 in the numerator to get: 87/7. Now we will attempt to convert 87/7 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 β€œdivisor line”. We can use the division method help to solve this question: to get a decimal, simply divide the numerator 87 by the denominator 7 (which you can enter in any calculator):87 (numerator) Γ· 7 (denominator) = 12.43And finally, you get 12.43 as your answer when you convert 8 31/7 (or 87/7) 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 3 5/47 as a decimal?What is 2 6/50 as a decimal?What is 3 25/25 as a decimal?What is 33 31/3 as a decimal?