Math Crossword Puzzle

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Across
  1. 4. this is used when the number is not even
  2. 6. %%
  3. 7. a tool to help you in class
  4. 8. another word for divide
Down
  1. 1. another word for adding
  2. 2. acute
  3. 3. class about shapes
  4. 5. another word for minus