vocabulary

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Across
  1. 5. less than zero and opposite in sign to positives
  2. 7. real numbers that are greater than zero
  3. 8. the relationship between two expressions that are not equal
  4. 9. a usually formal statement of the equality or equivalence of expressions
  5. 10. natural numbers and their opposites and zero
Down
  1. 1. quantity that can change within a problem
  2. 2. a mathematical phrase that can contain ordinary numbers, variables, and operations
  3. 3. a decimal that can be expressed in a finite number of figures
  4. 4. a single number or variable, or numbers and variables multiplied together
  5. 6. a decimal that has a digit or pattern of digits that goes on forever