unit 1 vocab

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Across
  1. 4. natural numbers and zero
  2. 6. square of integers
  3. 7. sign used to indicate the principal square root
  4. 8. rational and irrational numbers that can be placed on a number line
  5. 9. tells how many times the base is used as a factor
  6. 11. numbers that cannot be written as a fraction
  7. 13. whole numbers and their opposites
Down
  1. 1. positive numbers that increase by ones and start at 1
  2. 2. the common factor
  3. 3. a product of repeated factors that can be expressed using an exponent and base
  4. 5. a number written as the product of a factor and an interger power of 10
  5. 10. one of two equal factors
  6. 12. numbers that can be written as fractions