Course 2 crossword

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Across
  1. 8. what you need in order to add or subtract fractions (2 words)
  2. 12. to isolate a variable on one side of an equation
  3. 13. a mathematical sentence with an equal sign
  4. 14. 0.7 written in words (two words)
  5. 16. a letter or symbol representing an unknown quantity
Down
  1. 1. the first step to solving an equation with parentheses (if you don't divide first)
  2. 2. the top number in a fraction
  3. 3. a value for a variable which makes an equation true
  4. 4. Operations which undo each other are called "______ operations"
  5. 5. cucumbers soaked in brine, usually sour
  6. 6. The highest level of math at Questa
  7. 7. to find a value for a variable which makes an equation true
  8. 9. 3 and -3 are _______
  9. 10. fill in the blank: 8__12 (3 words)
  10. 11. if two quantities have the same value, they are ____
  11. 14. the result of adding quantities
  12. 15. the operation we use to undo multiplication