Math!

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Across
  1. 2. "the measure" (the number part of the rate)
  2. 6. any number to zero equals itself
  3. 7. grouping,exponets,multiplication,add,subtract
  4. 8. ordered pair of numbers
  5. 9. is the unit (what are we comparing)
Down
  1. 1. area x height a=bh
  2. 3. numerical quantity that is not a whole number
  3. 4. value of a ratio
  4. 5. area x height/2
  5. 8. table of equivalent ratios