What number is 40 less than 58?

When solving a question like "What number is 40 less than 58?", take a close look at what it is really asking.

You have the number 58 and you are looking for a number that is 40 less than 58. In other words, if you have 58 and take away 40, then how many do you have?

You guessed it! This is a subtraction problem. 58 is the minuend and 40 is subtrahend and the answer we are looking for is the difference.

Therefore, to solve "What number is 40 less than 58?", you subtract 40 from 58 like so:

58 - 40 = 18

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What number is 40 less than 59?
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