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

Lesson 7.27.2 Small Group · Group 2

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

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Learning target I can place rational numbers, including fractions and decimals, on a number line, explain why the method works, and use it on a problem I have not seen before.

Remember7.2 Small Group · Group 2

In a negative mixed number, the whole part and the fraction part both count to the left, away from 0. For a negative number, count the fraction part to the left, away from 0.

Words: Rational number (Número racional)Fraction (Fracción)Decimal (Decimal)Number line (Recta numérica)Equivalent (Equivalente)

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

    A point is between −3 and −2. It is 0.25 units from −3. What number is it?

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

    Point R is between −6 and −5. It is 0.3 units from −5. What number is R?

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

    A freezer's temperature is between −10°F and −9°F. It is 3/4 of the way from −9°F to −10°F. Write the temperature as a decimal.

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

    Find the number exactly halfway between −1 1/2 and −1/4 on a number line.

    Show your work
    Final answer:

Explain your thinkingFor a negative mixed number like −21/4, why do you count the fraction part away from 0? Use Lia's mistake.

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