Minds On
Split it up
Four people ordered 1 pizza to share. They would like to share the pizza fairly.
Brainstorm
Brainstorm
How might they share the pizza fairly?
Share your thinking with a partner, if possible.
Action
Comparing slices
Pizza is a dish that began in Naples, Italy many years ago. It is a type of flatbread with sauce and toppings.
Today, pizza is enjoyed by people all around the world!
Pizza can be sliced and shared equally between people.
Depending on the number of people sharing the pizza, it can be sliced in different amounts.
Let's explore different ways that pizza can be sliced.
If two people are sharing the pizza equally, they could split it in half.
Each person would get 1 half.
If three people were sharing a pizza equally, they would split it in thirds.
Each person would get 1 third.
If 4 people were sharing a pizza equally, they would split it in fourths.
Each person would get 1 fourth.
If eight people were sharing a pizza equally, they would split it in eighths.
Each person would get 1 eighth.
Learning check!
For each description select the corresponding slice of pizza.
Pause and Reflect
Pause and reflect
How could 8 people share a pizza?
Show your thinking using drawings, shapes, or another method of your choice.
Smallest to largest
Explore the following pizza slices.
Description
Three slices of pizza in a row. The first slice of pizza is an eighth and it has a label underneath that says eighth. The second slice of pizza is a half and it has a label underneath that says half. The third slice of pizza is a fourth and has a label underneath that says fourth.
What’s the order of slices from smallest to largest?
Show your thinking using the following chart or another method of your choice.
| Smallest slice | Middle slice | Largest slice |
|---|---|---|
Press ‘Answer’ to find out the order of the slices from smallest to largest.
| Smallest slice | Middle slice | Largest slice |
|---|---|---|
eighth
|
fourth
|
half
|
Consolidation
Comparing pizza slices
Let’s practice comparing pizza slices.
Which one is in order from smallest slice to largest slice?
Select the correct answer, then press “Check Answer” to see how you did.
Try It
Try it
The following pie needs to be split into equal slices.
Using drawings, shapes, or another method of your choice, show your thinking for the following sharing options:
- the pie split in half (2 equal slices)
- the pie split in fourths (4 equal slices)
Which pieces are largest?
Which pieces are smallest?
Reflection
How do you feel about what you have learned in this activity? Which of the next four sentences best matches how you are feeling about your learning? Press the button that is beside this sentence.
I feel...
Now, record your ideas about your feelings using a voice recorder, speech-to-text, or writing tool.