Develop Understanding
Today's Learning Goal (G4, U4, L21-23):
Interpret and solve problems that involve finding sums and differences of multi-digit whole numbers
Add and subtract multi-digit whole numbers using the standard algorithm.
Use place value understanding to make reasonable estimates
Today's Materials:
Laptop
Laptop charger
Pen/Pencil/Paper (optional)
Please complete the Jump Start (activator). You have 5 minutes before we review. This is independent it should be silent.
Reminders:
1. Ready for class
2. No cellphones
3. Volume must be low.
4. Read and follow all directions
5.) Take your bag off and immediately begin the Activator.
Lets try one together.
Now You Try!
How old is Jada's grandmother now?
How old is Jada's grandfather now?
Complete the Table.

We explored how the population of bees can change over time.
What did you learn today about the mathematics an entomologist might use as part of their work?

Was the total population of the three cities more than one million people? Explain or show your reasoning.
How much over or under one million is the total? Explain or show your reasoning.
Closure Questions:
How can what we learn today help you in the real world?
How do you feel about this materal?
Challenge!
How old is Jada's great-grandmother now?
How old is Jada's great-grandfather now?