How to write a check for $21

When you write a check (or cheque) in the amount of $21, you need to spell out the amount. Here we will not only show you how to write and spell $21 using correct grammar on a check, but also show you an illustration of what a $21 check should look like.

The amount $21 should be written and spelled out as follows:

Twenty-one and 00/100

Note that you can change the "00" in 00/100 to a number if you need to add cents to $21. Here is an illustration of a check written out to The Stephenson Company in the amount of $21.

How to write a check for $21

As the illustration above shows, the $21 check dated Mar 13, 2025 was written and signed by Grace Adams.

How to write a check amount
Write another check: $21 is not the only check we know how to write. Type in any amount below to see how to write it on a check:

How to write a check for $22
Go here for the next check amount on our list that we spelled out for you.