MATH SOLVE

4 months ago

Q:
# What is 1 9/42 as a decimal?

Accepted Solution

A:

Solution: 1 9/42 as a decimal is 1.21
Methods
First step – Making the fraction improper:
The first step to changing 1 9/42 into a decimal is to change it to an improper fraction. To do that, we need to multiply 1 by 42 and add its product to 9 in the numerator to get: 51/42. Now we will attempt to convert 51/42 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 51 by the denominator 42 (which you can enter in any calculator):
51 (numerator) ÷ 42 (denominator) = 1.21
And finally, you get 1.21 as your answer when you convert 1 9/42 (or 51/42) 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 2 27/27 as a decimal?
What is 5 45/18 as a decimal?
What is 21 56/4 as a decimal?
What is 2 6/35 as a decimal?