What is 1 less than 18?

Here we tell you how to calculate 1 less than 18 and give you the answer. If you deduct 1 from 18, you get the answer to 1 less than 18. Doing this, you find that the answer is:

17

See how we did that? We simply subtracted 1 from 18. It is an easy and simple math problem. 1 less than 18 is the same as 18 minus 1. So, once again, the answer is 17.

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What is 1 less than 19?
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