Solution: 7 10/20 as a decimal is 7.5
Methods
First step – Making the fraction improper:
The first step to changing 7 10/20 into a decimal is to change it to an improper fraction. To do that, we need to multiply 7 by 20 and add its product to 10 in the numerator to get: 150/20. Now we will attempt to convert 150/20 to a decimal using the following method.
Explanation using the division method:
A fraction is written in terms of two parts: the number on top is called the numerator and the number on the bottom is called the denominator. We can use the division method to solve this question. To get a decimal, simply divide the numerator 150 by the denominator 20:
150 (numerator) ÷ 20 (denominator) = 7.5
As a result, you get 7.5 as your answer when you convert 7 10/20 (or 150/20) to a decimal.
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