Grade 6 Mathematics · Unit 7: Integers, Rational Numbers, and the Coordinate PlaneStandard 6.NOS.5

Lesson 7.17.1 Small Group · Group 2

Group 2 · Set BSecond challenge form · new problems, same idea

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Learning target I can use integers to represent quantities in everyday life, explain what 0 means in each situation, and name the opposite of an integer on the number line, explain what each part stands for, and build one for a situation I have not seen before.

Remember7.1 Small Group · Group 2

Each − sign flips a number to the other side of 0, so two flips bring the number back to where it started. The − sign means "the opposite of." Each − sign flips a number to the other side of 0.

Words: Integer (Número entero)Opposite (Opuesto)Negative number (Número negativo)Positive number (Número positivo)Number line (Recta numérica)

  1. 1Complete each step, then write the final answer.

    Find −(−(−5)). Each − sign means "the opposite of."

    Show your work
    Final answer:
  2. 2Complete each step, then write the final answer.

    Find −(−(−19)).

    Show your work
    Final answer:
  3. 3Complete each step, then write the final answer.

    On a game show, 0 means no points. Ana's score is the opposite of −(−65). What is Ana's score?

    Show your work
    Final answer:
  4. 4Complete each step, then write the final answer.

    Point C is at 2. Point A is 5 units to the left of C. Point B is the opposite of A. What is B?

    Show your work
    Final answer:

Explain your thinkingIs the opposite of a number always negative? Use −(−23) or the points P and Q to defend your answer.

How did it go? ☐ 4 · I can teach it☐ 3 · I've got it☐ 2 · I need a hint☐ 1 · I need help