WORD WORK

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Across
  1. 1. one of the positive or negative numbers 1, 2, 3, etc
  2. 2. also called counting number one of the positive integers or zero; any of the numbers
  3. 3. an immature action or attitude
  4. 5. an infant or very young child
  5. 7. a number that can be expressed exactly by a ratio of two integers
  6. 8. the period or age at which a person is first capable of sexual reproduction of offspring
  7. 10. a positive integer or zero
Down
  1. 1. a number that cannot be exactly expressed as a ratio of two integers
  2. 4. a rational number or the limit of a sequence of rational numbers, as opposed to a complex number
  3. 6. a synthetic substance used in medicine to act like such a compound when introduced into the body
  4. 9. the act or process of perspiring