Grade 6 Mathematics · Unit 3: Ratios & RatesStandard 6.AT.2

Lesson 3.83.8 Small Group · Group 1

Group 1 · Set BSecond form · new problems, same idea

Mastery check☐ Exceeds☐ Meets target☐ Needs practice
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Learning target With my small group, I can solve real-world problems by using unit rates to compare options — one step at a time, with support.

Remember3.8 Small Group · Group 1

To find the unit price, divide the price by the quantity. Compare unit prices to find the better buy. Divide the price by the quantity to find the unit price. The lower unit price is the better buy.

Words: Unit Rate (Tasa unitaria)Better Buy (Mejor compra)Comparison (Comparación)Per Unit (Por unidad)Rate (Tasa)

  1. 1Complete each step, then write the final answer.
    TokensCost ($)________________

    A store sells 20 tokens for $3. What is the cost for 1 token, in dollars?

    Show your work

    Hint Divide both numbers by 20 to reach 1 token.

    Final answer:
  2. 2Complete each step, then write the final answer.
    MarkersCost ($)________________

    A pack of 8 markers costs $6. What is the cost for 1 marker?

    Show your work

    Hint Divide the price by the number of markers.

    Final answer:
  3. 3Complete each step, then write the final answer.
    Car A gallonsCar A milesCar B gallonsCar B miles________________

    Car A goes 150 miles on 5 gallons of gas. Car B goes 168 miles on 6 gallons. Which car goes farther on 1 gallon?

    Show your work

    Hint Find the miles for 1 gallon for each car. Divide the miles by the gallons.

    Final answer:
  4. 4Complete each step, then write the final answer.
    Pack A notebooksPack A cost ($)Pack B notebooksPack B cost ($)________________________

    Pack A has 3 notebooks for $4.50. Pack B has 4 notebooks for $5.80. You need 12 notebooks. How much do you pay if you buy the better deal?

    Show your work

    Hint Find the cost for 1 notebook in each pack. Then multiply the lower one by 12.

    Final answer:

Explain your thinkingJada compared $24 and $35. Why is the cost for 1 shirt a fairer way to compare the two deals?

Sentence starter The cost for 1 shirt is fairer because ___. · The better buy is ___ because ___.

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