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When Do We Use Reciprocals?

David Miller • • 3 min read
When Do We Use Reciprocals?

Using reciprocals
When you multiply two fractions, you multiply straight across. The numerators get multiplied, and the denominators get multiplied. However, when you divide by a fraction you flip the fraction over so the numerator is on the bottom and the denominator is on top. In other words, you use the reciprocal.

Why do we use reciprocal?

A number's reciprocal is the upside down version of that number when it's written as a fraction. ... Reciprocals are really helpful when it comes to dividing fractions. We can use reciprocals to turn fraction division into fraction multiplication.

What is reciprocal example?

In Maths, reciprocal is simply defined as the inverse of a value or a number. ... For example, the reciprocal of 9 is 1 divided by 9, i.e. 1/9. Now, if we multiply a number by its reciprocal, it gives a value equal to 1.

David Miller
Author

David Miller

David Miller brings 15 years of experience in global economics, personal finance strategy, and market dynamics. He specializes in turning complex economic trends into actionable insights for everyday readers.