Olivia's Crossword Puzzle for Algebra

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Across
  1. 7. When you multiply or divide the same number on both sides of an equation, the equation remains balanced
  2. 10. (0,0)
  3. 12. Inverse When the product of two numbers is one
  4. 14. The amount of surface
  5. 16. When 3 or more numbers are added or multiplied the order/grouping doesn't matter
  6. 17. Parts of an equation or expression that are added or subtracted
  7. 18. When you add or multiply two numbers, the order doesn't matter.
Down
  1. 1. One of the 4 regions of the coordinate plane
  2. 2. A number by itself (no variables)
  3. 3. When you add or subtract the same number to both sides of an equation, the equation remains balanced
  4. 4. Distance around a figure
  5. 5. The number in front of a variable
  6. 6. (x,y) Location of a point on the coordinate plane
  7. 8. A number that never ends and can't be written as a fraction
  8. 9. A number that can be written as a fraction
  9. 11. Result of addition
  10. 13. Inverse When the sum of two numbers is zero
  11. 15. Result of multiplication