What is the reciprocal of 9/21? Here we will define reciprocal of 9/21, and show you how to calculate the reciprocal of 9/21 in fraction form and decimal form.
The reciprocal of 9/21 is a fraction or a number that when multiplied by 9/21 is equal to 1. To get the reciprocal of 9/21 based on that definition, we can make the following equation where "R" is the reciprocal of 9/21.
(9/21) × R = 1
When we solve for R, we get the answer to the reciprocal of 9/21 as a fraction as follows:
(9/21) × R = 1
R = 21/9
Reciprocal of 9/21 = 21/9
You can check that the answer is correct by confirming that 9/21 times the reciprocal of 9/21 is equal to 1, like this:
9/21 × 21/9 = 1
To find the decimal answer to the reciprocal of 9/21, you divide the numerator of the reciprocal by the demoninator of the reciprocal, like this:
21 ÷ 9 ≈ 2.333333333333
Reciprocal of 9/21 ≈ 2.333333333333
Tip: As you may have inferred from our tutorial above, you can quickly get the reciprocal of any fraction, such as 9/21, by switching the numerator and the denominator.
Reciprocal of a fraction
Do you need the reciprocal of another fraction? No problem! Please enter another fraction below.
Reciprocal of 9/22
Here is the next fraction on our list that we have calculated the reciprocal of.