Solution: 1 40/30 as a decimal is 2.33
Methods
First step – Making the fraction improper:
The first step to changing 1 40/30 into a decimal is to change it to an improper fraction. To do that, we need to multiply 1 by 30 and add its product to 40 in the numerator to get: 70/30. Now we will attempt to convert 70/30 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 70 by the denominator 30 (which you can enter in any calculator):
70 (numerator) ÷ 30 (denominator) = 2.33
And finally, you get 2.33 as your answer when you convert 1 40/30 (or 70/30) 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:
What is 1 76/24 as a decimal?
What is 4 10/32 as a decimal?
What is 1 79/45 as a decimal?
What is 2 72/28 as a decimal?