Vocabulary Crossword

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Across
  1. 3. Branch of mathematics that uses symbols.
  2. 4. Increase is a keyword for _.
  3. 5. Symbols used to represent unknown values
  4. 6. Combination of numbers and mathematical operations
  5. 7. Quotient is a keyword for _.
  6. 9. Product is a keyword for _.
  7. 10. The distance of a number from zero on the number line
  8. 11. All positive and negative numbers including zero
Down
  1. 1. Difference is a keyword for _.
  2. 2. Combination of numbers, variables and at least one mathematical operation
  3. 8. Addition, subtraction, multiplication , and division