math words

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Across
  1. 2. separating into groups
  2. 8. a four sided polygon
  3. 9. crazy
  4. 10. a 3-sided polygon
  5. 11. what you do to variables
  6. 12. the best math teacher ever
Down
  1. 1. repeated addition
  2. 3. something that tells you to multiply itself
  3. 4. when multiplying parenthesis you...
  4. 5. a number that can be represented by a fraction
  5. 6. a placeholder for a number
  6. 7. the man that saw the apple fall