August 16, 2015
by Molly Stahl
Lesson Plan:

Back to School Supply Shopping

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Students will be able to apply their knowledge of multiplying whole numbers by decimals in real world situations.

(5 minutes)
  • Tell students, "Today we are going to do some make-believe back to school shopping. But you won't just be buying for yourself. You will need a class set of each of the supplies on the supply list."
  • Ask students to turn and talk about what steps they might take to accomplish this task. Some guiding questions you can ask are: What type of math will you need to use? what numbers will you be working with?
(10 minutes)
(10 minutes)
  • Distribute the school supply lists (see Differentiation for details) and budget sheets.
  • Model choosing an item from the supply list, locating in the store ad, writing its details on the worksheet, and calculating the cost.
  • Invite students to assist with the multiplication.
  • Repeat as necessary.
(20 minutes)
  • Students will use the store ads, school supply lists, and budget sheets to plan their shopping trip.
  • Enrichment: Advanced students can be given supply list 3.
  • Support: Struggling students can be given supply list 1.
(5 minutes)
  • Use the budget sheets to evaluate students' understanding of multiplying whole numbers and decimals.
  • Assess whether they stayed within their allotted budget.
(5 minutes)
  • Have students write responses to the following questions: What was the most challenging part of this assignment? What are the most important steps to remember when multiplying decimals and whole numbers?

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