Math

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Across
  1. 4. the mathematics of working with variables.
  2. 6. a mathematical sentence built from expressions.
  3. 7. the process of taking away.
  4. 8. a transformation in which a figure is reflected across a line.
  5. 9. another word for average.
Down
  1. 1. to separate into parts.
  2. 2. numbers all the numbers on the number line.
  3. 3. any number that can be written as a fraction.
  4. 5. a relation for which each element corresponds to exactly one element of the range.
  5. 10. to increase.