Absolute value

Bertrand collects movie posters. The number of movie posters in his collection changes each month as he buys and sells posters. The table show how many posters he brought or sold in the given months.

January sold 20, February bought 12, March bought 22, April sold 28.

1. Which months have changes that can be represented by positive numbers? Which months have changes that can be represented by negative numbers?

2. Which month did the size of Bertrand's poster collection change the most? Use absolute value to explain your answer. My answer is the month of March which is -10.

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asked by lindsey
  1. can someone please help me with these questions?

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    posted by lindsey
  2. 7. Analyze Relationships Bertrand collects movie posters. The number
    of movie posters in his collection changes each month as he buys and sells posters. The table shows how many posters he bought or sold in the given months.
    Month January February March April Posters Sold 20 Bought 12 Bought 22 Sold 28
    a. Which months have changes that can be represented by positive numbers? Which months have changes that can be represented by negative numbers? Explain.
    February and March represent positive numbers because Bertrand bought posters. January and April represent negative numbers because Bertrand sold posters.
    b. According to the table, in which month did the size of Bertrand’s poster collection change the most? Use absolute value to explain your answer.
    April; He sold 28 posters which can be represented by -28. The absolute value of -28 is 28, the greatest absolute value of any month.
    8. Earth Science Death Valley has an elevation of -282 feet relative to sea level. Explain how to use absolute value to describe the elevation of Death Valley as a positive integer.
    The absolute value of -282 is 282 so Death Valley is 282 feet below sea level

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  3. Vgvbbf

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  4. The absolute value of so death valley -282 is 282 is 282 feet below sea level

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