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Unit 6 - Lesson 9 - Grade 2: Illustrative Mathematics

Last updated 9 months ago
26 questions
Note from the author:
Grade 2 Unit 6
Lesson 9: You Ate the Whole Thing
CC BY 2021 Illustrative Mathematics
Grade 2 Unit 6
Lesson 9: You Ate the Whole Thing
CC BY 2021 Illustrative Mathematics
Lesson: You Ate the Whole Thing

Number Talk: What's the Sum? (Warm Up)

1

Find the value of each expression mentally.

1

Find the value of each expression mentally.

1

Find the value of each expression mentally.

1

Find the value of each expression mentally.

Pizza to Share

1

Clare’s friends were going to share a pizza. The image shows how they cut the pizza.


Clare ate 3 slices and her friends got upset with her.

Why are her friends upset?

1

Clare’s friends were going to share a pizza. The image shows how they cut the pizza.


Clare ate 3 slices and her friends got upset with her.

How many thirds did Clare eat?

1

Clare’s friends were going to share a pizza. The image shows how they cut the pizza.


Clare ate 3 slices and her friends got upset with her.

How much of the pizza was left?

1
Pizza Parts Group
Priya
Han
Diego


Priya will eat _______ of the pizza.
1
Pizza Parts Group
Priya
Han
Diego


Together they will eat _______ of the pizza.
1
Pizza Parts Group
Jada
Mai

Each girl will eat _______ of the pizza.
1
Pizza Parts Group
Jada
Mai

Together they will eat _______ of the pizza.
1

Pizza Parts Group
Elena
Tyler
Lin
Kiran


How much pizza will each child eat?

1

Pizza Parts Group
Elena
Tyler
Lin
Kiran


How much pizza will they eat in all?

Equal Shares of the Pie

1
Write the letter of each image next to the matching story.


Noah ate most of the pie. He left a quarter of the pie for Diego. __________
1
Write the letter of each image next to the matching story.


Lin gave away a half of her pie and kept a half of the pie for herself. __________
1
Write the letter of each image next to the matching story.


Tyler cut a pie into four equal pieces. He ate a quarter of the pie. __________
1
Write the letter of each image next to the matching story.


Mai sliced the pie to share it equally with Clare and Priya. __________
1

Mai sliced the pie to share it equally with Clare and Priya.


  • How much of the pie will they each get?

1

Mai sliced the pie to share it equally with Clare and Priya.


  • How much of the pie will they eat in all?

1

Now you try.
  • Partition the circle into four equal pieces.
  • Shade in a quarter of the circle red.
  • Shade in the rest of the circle blue.

1

How much of the circle is shaded?

1

  • Partition the circle into 2 equal pieces.
  • Shade one half of the circle blue.
  • Color the other piece yellow.

1

How much of the circle is yellow?

1

How much of the circle is shaded?

Cool Down: Partition a Circle
1

Partition this circle into 2 equal parts. Shade each part of the circle in different colors.

1

How much of the circle did you shade in?