Number System and Expressions Crossword Puzzle

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Across
  1. 2. The number that multiplies a variable in an expression.
  2. 4. A mathematical phrase involving numbers, variables, and operations, without an equal sign.
  3. 5. A fixed number within an expression.
  4. 7. A number by which another number is divided.
  5. 9. The smallest multiple that two or more numbers share.
  6. 11. A property that allows you to multiply a sum by a number by distributing the number to each addend (ex: 3(4x+5).
  7. 14. Any of the four sections of the coordinate plane.
  8. 15. The distance of a number from zero on the number line.
  9. 19. To replace a variable in an expression with a specific value.
  10. 21. The result of multiplying a number by an integer
  11. 23. Terms in an expression with the same variable and exponent, which can be combined after substitution.
Down
  1. 1. The largest factor that two or more numbers share.
  2. 3. A pair of numbers used to locate a point on the coordinate plane (x, y).
  3. 6. A number that indicates how many times the base is multiplied by itself
  4. 8. A symbol (like x or y) that represents a number.
  5. 10. Numbers that can be expressed as a fraction, including integers, fractions, and decimals.
  6. 12. To calculate the value of an expression by substituting values for variables.
  7. 13. A number that divides another number exactly, without leaving a remainder.
  8. 16. A plane with a horizontal (x-axis) and a vertical (y-axis) line that intersect at the origin (0,0).
  9. 17. Two Numbers with the same absolute falue but different signs (ex: 3 and -3).
  10. 18. Whole Numbers and their opposites (ex: -3,0,4).
  11. 20. The rules for the sequence in which operations are performed
  12. 22. A single number, variable, or product of numbers and variables in an expression.