Unit 8, Lesson 16
Number Talk
Grade 5
Warm-up
Find the value of each expression mentally.
Activity 1
Write an expression to complete the Number Talk. Be prepared to explain how you chose the last expression.
Find the value of each expression mentally.
- ___________
Activity 2
Choose one of the Number Talk activities to complete. Be prepared to share your reasoning for the expressions you chose.
Option 1:
Find the value of each expression mentally.
- ________________
- ________________
Option 2:
Find the value of each expression mentally.
- ________________
- ________________
Activity 3
Write expressions to complete the Number Talk. Be prepared to share your reasoning for the expressions.
Find the value of each expression mentally.
- __________
- __________
- __________