You can write "twelve less than a number" as n - 12, but not as 12 - n. Explain why.

Question

Mathematics

Tate Novak

12 January, 16:46

You can write "twelve less than a number" as n - 12, but not as 12 - n. Explain why.

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Answers (1)

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Cherish Herring · Answer 1

"Twelve less than a number" means the number 12 itself is less than the number, n. So, n - 12 is 12 less than a number. 12 - n is a number less than 12, which isn't the question.