contestada

- Lucy's hair grew foot over the past year. She cut 1 foot off for summer. a. One of the fractions should be written as negative number. Which one is it and why? b. Find the sum of the two numbers to determine the total change in the length of Lucy's hair over the past year.

Respuesta :

Lucy's hair grew 1 foot over the past year, and she cut 1 foot off for summer. So, the negative fraction is the amount that she cut off, which is:

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