Math Module 1 Crossword Puzzle

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Across
  1. 2. 2x3
  2. 4. How many groups of 3 make 9?
  3. 6. The total in 4 groups of 3
  4. 8. 3x3
  5. 9. How many 2s make 4?
  6. 10. A set of rows and columns used in multiplication.
Down
  1. 1. What number times three makes 15.
  2. 3. How many groups of three make 21?
  3. 4. How many twos are in 20?
  4. 5. ___ groups of 2 is 16.
  5. 6. 2 tens
  6. 7. ___ groups of 3 is 12.