Grade 6 Mathematics · Unit 6: Numerical and Algebraic ExpressionsStandard 6.NOS.1

Lesson 6.106.10 Small Group · Group 2

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

Mastery check☐ Exceeds☐ Meets target☐ Needs practice
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Learning target I can divide mixed numbers by first changing them to improper fractions, explain why the method works, and use it on a problem I have not seen before.

Remember6.10 Small Group · Group 2

Change every mixed number to one improper fraction before you divide, then check by multiplying the answer by the divisor. When both numbers are mixed numbers, change both to improper fractions. You cannot divide the parts separately.

Words: Mixed Number (Número mixto)Improper Fraction (Fracción impropia)Convert (Convertir)Simplify (Simplificar)Reciprocal (Recíproco)

Part 1Practice the skill
  1. 1Complete each step, then write the final answer.

    Find 3 1/2 ÷ 1 3/4.

    Show your work
    Final answer:
Part 2Apply it
  1. 2Complete each step, then write the final answer.

    You have 7 1/2 cups of rice. Each pot uses 1 1/2 cups. How many pots can you make?

    Show your work
    Final answer:
  2. 3Complete each step, then write the final answer.

    A fish tank holds 11 1/4 gallons. A bucket holds 2 1/2 gallons. How many buckets of water fill the tank?

    Show your work
    Final answer:
  3. 4Complete each step, then write the final answer.

    Find 2 1/4 ÷ 1 4/5. Write the answer as a mixed number in simplest form.

    Show your work
    Final answer:

Explain your thinkingSam divides wholes by wholes and fractions by fractions. Use 61/4 ÷ 11/4 to show why that does not work.

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