Math lesson

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Across
  1. 3. – Group of 10 ones
  2. 4. – What a digit is worth in its place
  3. 5. – Four tens
  4. 9. – What we use to build numbers
Down
  1. 1. – The numbers 0–9 we use to make bigger numbers
  2. 2. – The position of a digit in a number
  3. 3. – Two tens
  4. 6. – Single digit place value
  5. 7. – Smallest base-10 piece that equals one
  6. 8. – Long base-10 pieces that equal ten ones