Math Vocabularies

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Across
  1. 6. the number on the other side of 0 number line.
  2. 7. a number that is expressed as the ratio of two integers.
  3. 8. Every number which aren't fraction or decimals and it is okay to be negative number.
  4. 9. the non-negative value of x without regard to its designs.
Down
  1. 1. every numbers go left side of zero on number line.
  2. 2. rule that tells the correct sequence of steps for evaluating a math expression.
  3. 3. decimal representation of a number whose digits are periodic.
  4. 4. Every numbers right side of zero on a number line.
  5. 5. a decimal number that contains a finite number of digits after the decimal point.
  6. 8. a function that undoes the action of the another function.