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學生說明
Select 
to bring this to your device.
1. Practice reading the text.
2. Use 
and decompose groups on 
7, 8, 9.
3. When you are ready, select 
and use the 
to read the book and explain your math thinking for the decomposing.
4. Select 
when you are done to save this to your journal.
教師備註 (學生不可見)
This will be handy for a small group lesson or independent math station.
