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Description:
 Simple subtraction with 2 operands.  For example, 9-5,
  5-2, etc. The focus here is to build up speed.
  
 Adaptive Learning Progression: The number of problems ramps up quickly with minimal time limits to guarantee that the student is fast upon mastery.  | 
Start using MathScore for free | 
Sample Levels (out of 7)
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 Subtract.  | |
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 Subtract.  | |
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 Subtract.  | 
