Describe and correct the error : |-13| - |13| = - 13 - 13 = 26

Question

Mathematics

Cecilia

10 September, 23:49

Describe and correct the error : |-13| - |13| = - 13 - 13 = 26

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Answers (1)

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Aidan Conrad · Answer 1

First,

|-13| represents the absolute value of the number 13. Absolute values cannot be negative. So |-13| cannot become - 13, it would become 13.

So,

|-13| - |13| = - 13 - 13 = 26 would become

|-13| - |13| = 13 - 13 = 0