Algebra 1 Vocabulary

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Across
  1. 7. (a + b) + c = a + (b + c)
  2. 10. Natural numbers ( counting numbers) and zero; 0, 1, 2, 3...
  3. 11. Amount of space occupied by an object
  4. 12. (ab)c=a(bc)
  5. 13. a relation in which each element of the domain is paired with exactly one element of the range
Down
  1. 1. a+b=b+a
  2. 2. ab=ba
  3. 3. a(b+c)=ab+ac
  4. 4. a+0=0+a=a
  5. 5. a mathematical statement that two expressions are equal
  6. 6. Is the multiplicative inverse of the number. i.e. the reciprocal of 1/2 is 2.
  7. 8. a letter or symbol used to represent a number
  8. 9. a number and its opposite