Expression, Equation, & Inequality Crossword Puzzle

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Across
  1. 3. A symbol or quantity that never changes value.
  2. 4. Character that represents an unknown value.
  3. 7. Operation Operation used to undo an operation in order to solve an equation.
  4. 8. A single number, a variable, or a product of numbers and variables that are separated by a + or - in an expression.
  5. 11. A single number, a variable, or a product of numbers and variables that represents a quantity or relationship.
  6. 12. A mathematical statement that compares two expressions that are not equal to each other.
  7. 14. than The symbol >.
  8. 15. Repeated multiplication.
Down
  1. 1. Property Property that states you can change the order of addends.
  2. 2. Property Property that states you can change the grouping of addends.
  3. 5. Expressions Two expressions with the same value
  4. 6. Property Property that includes multiplication and addition.
  5. 9. than The symbol <.
  6. 10. of Operations Agreed upon set of rules used to simplify numerical expressions.
  7. 11. A mathematical statement setting two expressions equal to each other.
  8. 13. Smallest multiple two or more numbers have in common.
  9. 14. Largest factor two or more numbers have in common.