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Student Instructions
1. Create a 3 or 4 digit number using base ten blocks.
2. Tap 
button.
3. Take a 
of your base ten block number that you built.
4. Tap 
button.
5. Tap 
and write and record the number in expanded form. Ex. 200 + 30 + 4 = 234
6. Tap 
to add to your journal.
CHALLENGE:
Make two base ten models and add them together.
