Evaluating Expressions

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Across
  1. 6. The property that says a(b+c) = ab + ac
  2. 10. This property says we can swap numbers and still get the same answer: a + b = b + a
  3. 12. The name for the answer when multiplying numbers
  4. 13. Putting numbers in for the letters variables)
  5. 15. A math sentence with an equals sign. (ex. 2x +1 = 3)
Down
  1. 1. The number that does not change in an expression. In 2x+5, this is what we call 5.
  2. 2. The way that we indicate something we don't know in an expression or equation
  3. 3. Involves combining like terms in an expression
  4. 4. The name for the answer when adding two or more numbers together
  5. 5. either a single number or a variable, or numbers and variables multiplied together
  6. 7. The property that says (a+b)+c=a+(b+c)
  7. 8. Abbreviation for the order of operations
  8. 9. Math terms without an equals sign. Ex. 2x +3
  9. 11. It shows that a variable or number is raised to a power
  10. 14. The number in front of the variable. Ex. 3x