What number is 3 less than 19?

When solving a question like "What number is 3 less than 19?", take a close look at what it is really asking.

You have the number 19 and you are looking for a number that is 3 less than 19. In other words, if you have 19 and take away 3, then how many do you have?

You guessed it! This is a subtraction problem. 19 is the minuend and 3 is subtrahend and the answer we are looking for is the difference.

Therefore, to solve "What number is 3 less than 19?", you subtract 3 from 19 like so:

19 - 3 = 16

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