7th Grade Vocabulary Review

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Across
  1. 2. A letter that stands for something unknown in an equation
  2. 7. Another word for "average"
  3. 8. Another name for raising something to a power
  4. 11. A ratio that uses different units. 500 miles in 3 hours
  5. 12. The amount of "space" inside the perimeter
  6. 13. An abbreviation for the order of operations
  7. 14. A way of saying "equal": 1/2 = 4/8
  8. 17. The "fence" around the outside of a shape
  9. 19. A math sentence with an equal sign
  10. 20. A comparison of two or more numbers (4:5)
  11. 22. A number that stands alone in an equation or expression.
Down
  1. 1. The opposite operation (Multiply & Divide)
  2. 3. The number that appears the most in a set of numbers
  3. 4. A math sentence that uses < or >
  4. 5. A special ratio. Denominator is always 1. $4/1 sandwich
  5. 6. A closed shape with many sides (at least three)
  6. 9. The number in front of the variable
  7. 10. When you flip a fraction. 2/3 --> 3/2
  8. 15. Type of fraction where numerator is larger than denominator
  9. 16. A number that is being multiplied by itself with an exponent
  10. 18. This type of number can be expressed as a fraction
  11. 21. A part of an expression. 2x+3 has 2 of these