Math

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Across
  1. 3. an equality of ratios
  2. 5. the reverse of factorization
  3. 6. a number that is multiplies by a variable in an expression
  4. 7. a ratio that compares two quantities with different units
Down
  1. 1. a method of writing numbers as the product of their factors or divisors
  2. 2. a combination of terms that are combined by using mathematical operations
  3. 4. a symbol that doesn’t have a fixed value
  4. 6. a fixed numerical value