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Week 13: Subtraction up to 20

Skills and concepts for Subtraction up to 20.

  1. 1. Subtracting 7
  2. 2. Subtracting 8
  3. 3. Subtracting 9
  4. 4. Subtraction Facts - up to 20
  5. 5. Make a Number Using Subtraction - Up to 20
  6. 6. Subtraction Word Problems - Up to 20
  7. 7. Comparison Word Problems up to 20: How Many More or Fewer?