Question

What is the reciprocal of `7/9`?

Answer 1

`9/7`

Explanation:

The reciprocal of a proper fraction can be easily obtained by switching its numerator and denominator.

For example, the reciprocal of the fraction `a/b` is simply `b/a`.

Why does this work? The reciprocal of a number `x` is defined to mean `1/x`. For the reciprocal of the fraction `7/9`,

`1/((7/9)) = (1xx9)/(7/9 xx 9)`

`= 9/7`

Answer 2

The reciprocal of `7/9` is `9/7`.

Explanation:

The reciprocal for a whole number, for example, `6`. The reciprocal would be `1/6`. You just pretty much change the number to a fraction, the number is the denominator and `1` is the numerator.

Example:

https://www.mathsisfun.com/reciprocal.html

But if you want to find the reciprocal of a fraction, then you just switch the numerator and the denominator around. So the reciprocal of `7/9` is `9/7`!

Example:

http://vocabguide.com/dictionary/reciprocal

My source is my mind and this site. The sources for the images are listed below each image.

I hope that this helps!!!!