Solution: 1 99/22 as a decimal is 5.5
Methods
First step – Making the fraction improper:
The first step to changing 1 99/22 into a decimal is to change it to an improper fraction. To do that, we need to multiply 1 by 22 and add its product to 99 in the numerator to get: 121/22. Now we will attempt to convert 121/22 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 121 by the denominator 22 (which you can enter in any calculator):
121 (numerator) ÷ 22 (denominator) = 5.5
And finally, you get 5.5 as your answer when you convert 1 99/22 (or 121/22) to a decimal.
Practice more conversion 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:
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What is 2 34/36 as a decimal?