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

Lesson 6.16.1 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 use models to divide a whole number by a fraction and a fraction by a whole number, explain why the method works, and use it on a problem I have not seen before.

Remember6.1 Small Group · Group 2

Dividing a whole number by a unit fraction gives a bigger number. Dividing a fraction by a whole number gives a smaller one. So the order matters. When you divide with a whole number and a fraction, the order of the numbers changes the answer.

Words: Dividend (Dividendo)Divisor (Divisor)Quotient (Cociente)Reciprocal (Recíproco)Unit fraction (Fracción unitaria)

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

    A board is cut into pieces that are 1/3 foot long. There are 15 pieces. How long was the board, in feet?

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

    Find 4/9 ÷ 6. Simplify your answer.

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

    One lap of a track is 1/4 mile. Mo runs 9 miles. How many laps does he run?

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

    A ribbon is 6 feet long. You cut it into 1/4-foot pieces. Then you cut each piece into 3 equal parts. How many small parts do you get?

    Show your work
    Final answer:

Explain your thinkingWithout solving, how do you know 8 ÷ 1/4 is greater than 8, but 1/4 ÷ 8 is less than 1/4?

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