Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 3: Integers; Lesson 2: Add Integers


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  • Question 31 (request help)

    The number line at the right models an addition sentence.


    Determine if the situations below could be modeled by the addition sentence. Select yes or no.
    a. Alison spent 8 dollars on a movie ticket.  Then she spent 3 dollars on a drink.
    • yes
    • no
  • Question 31 (request help)

    b. A dolphin swims at a depth of 11 feet below sea level.The dolphin swims up 3 feet and then swims up another 8 feet.
    • no
    • yes
  • Question 31 (request help)

    c. A football team lost 8 yards on their first play.  On the second play, the team lost 3 yards.
    • yes
    • no
  • Question 32 (request help)

    At 8 A.M., the temperature was 3°F below zero. By 1 P.M., the temperature rose 14°F and by 10 P.M., dropped 12°F. What was the temperature at 10 P.M?
    • 5°F above zero
    • 5°F below zero
    • 1°F above zero
    • 1°F below zero
  • Question 33 (request help)

    Short Response Write an addition sentence to represent the number line below.
  • Type below:

Spiral Review

Write an integer for each situation.

  • Question 40 (request help)

    What is the value of -8 + 7 + (-3)?
    • -18
    • -4
    • 2
    • 18

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