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Description:
 Learn how to understand place value.
  
 Adaptive Learning Progression: Starts with digits, then moves to words.  | 
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Sample Levels (out of 5)
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 Give each answer in standard form (which can include commas for large numbers).  | |
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 Give each answer in standard form (which can include commas for large numbers).  | |
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 Give each answer in standard form (which can include commas for large numbers).  | 
