Unit 1 Vocabulary

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Across
  1. 3. A mathematical expression that contains at least one variable
  2. 5. Expressions that represent the same value
  3. 6. Terms with the same variables, with corresponding variables having the same exponent
  4. 8. A number that tells you have many times to multiply another number by itself
  5. 11. Anything times one equals itself
  6. 12. The numerical factor of a term
  7. 13. To choose a variable to represent an unknown value
  8. 17. The nearness of a measurement to the true value of the measure
  9. 18. Flipped fractions
  10. 19. A number, a variable, or a product or quotient of numbers and variables
Down
  1. 1. A way to mathematically describe real-world situations and the factors that cause them
  2. 2. Anything plus zero equals itself
  3. 4. The distance a number is from zero on the number line; always positive
  4. 7. A rule for assigning a number to some characteristic or attribute; also called a unit or label
  5. 9. A mathematical phrase involving only numbers and mathematical operations
  6. 10. An expression with no like terms or parentheses
  7. 11. Two numbers with a product of one
  8. 14. A letter used to represent an unspecified number or value
  9. 15. In a power/exponent, the number being multiplied by itself
  10. 16. to find the value of an expression