Reciprocal of 21

What is the reciprocal of 21? The reciprocal of any number is the quotient you get when you divide 1 by that number.

Thus, the reciprocal of 21 is 1 divided by 21 which is:

0.04761905

Also, 1 divided by a negative number will be a negative number. Therefore, the reciprocal of -21 is simply the answer above with a minus in front.

We did round the answer above to 8 digits after the decimal point if necessary. As you can expect, 21 times the reciprocal of 21 will equal 1.

Reciprocal of a Number
Here you can calculate the reciprocal of another number.

Reciprocal of 22
The reciprocal of 21 is not all we can explain and calculate. Go here for the next number we calculated the reciprocal for.