Maths Crossword Puzzle

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Across
  1. 2. graph in which pictorial representation of data using symbols
  2. 4. name the property in which a(b+c)=ab+ac
  3. 5. ________inverse of 21/112 is -21/112
  4. 6. data available to us in an unorganized form is Called
  5. 8. number that can be written without a fractional component
  6. 10. equal to sign(=)is missing in
  7. 11. gives the number of times that a particular entry occurs.
  8. 12. The information collected in all such cases is called
Down
  1. 1. is called the identity for the addition of rational numbers
  2. 3. difference between lower class and upper class limit is
  3. 7. a part of number that do not include fractions, decimals, negative number
  4. 9. jagged line used along the horizontal line in graph is called
  5. 10. one or more outcomes of an experiment make an