7th Test Review

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Across
  1. 3. Abbreviation for order of operations
  2. 6. This property is about grouping: (1+2)+3 = 1+(2+3)
  3. 9. Part of an expression or equation separated by + or -
  4. 10. When you flip a fraction: 2/3 becomes 3/2
  5. 14. This property looks like 2(x+2)= 2x+4
  6. 15. In 2x + 7, it's what we call the 7
  7. 17. The number of steps to solve 2x+3=7
  8. 18. The number of steps to solve 2x=4
Down
  1. 1. A negative times a negative is this
  2. 2. This property is about order: 1+2+3 = 3+2+1
  3. 4. The number in front of a variable
  4. 5. A math phrase without an equals sign
  5. 7. The opposite of an operation
  6. 8. This property if I multiply a number by one, I get the same number
  7. 11. A math sentence with an equals sign
  8. 12. A letter that represents an unknown number
  9. 13. A negative times a positive is this
  10. 16. The number of terms in 3x-5y+11