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Week 11: Two-digit subtraction

Skills and concepts for Two-digit subtraction.

  1. 1. Subtract 2-Digit Numbers using Number Lines
  2. 2. Break Apart a 2-Digit Number to Subtract
  3. 3. Use Compensation to Subtract on a Number Line
  4. 4. Use Compensation to Subtract (Without a Number Line)
  5. 5. Use Models to Subtract 2-Digit Numbers (No Regrouping)
  6. 6. Subtract 2-Digit Vertical Numbers (No Regrouping)