Grade 3 Unit 3
Lesson 21: Classroom Supplies
CC BY 2021 Illustrative Mathematics®
Grade 3 Unit 3
Lesson 21: Classroom Supplies
CC BY 2021 Illustrative Mathematics®
What do you notice?
What do you wonder?
Imagine our class received $1,000 to spend on school supplies from the given list. How would you spend the money to benefit our classroom the most?
Make a plan on how to spend the money. You may purchase more than one of the same item. Use estimation or rounding to keep track of the total as you make your selections.
On your wish list, what is the total cost of the items in each category?
Supplies
Books and maps
Puzzles and games
Special items
What was the total cost of all your choices?
Would you have any money left over? If so, how much?
Did you spend too much money? If so, how much?
Compare your spending:
How much more or less did you choose to spend on each category than the other group?
Compare your spending:
How much more or less did you spend in total compared to your partner group?