Math words

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Across
  1. 5. the opposite of division
  2. 6. the bottom part of a fraction
  3. 10. nine divided by 9
  4. 11. another name for the digit zero
  5. 13. the top part of a fraction
Down
  1. 1. used when we see the words how much more
  2. 2. 0.5 given as a fraction
  3. 3. splitting quantities into equal amounts
  4. 4. estimating by using a higher or lower whole number
  5. 7. addition, subtraction, multiplication and division
  6. 8. almost correct but not completely so
  7. 9. 0.25 given as a fraction
  8. 12. an amount given as a number out of 100