mathematics

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Across
  1. 2. ,a whole number greater than 1 whose only factors are 1 and itself
  2. 3. , a number that can be divided by another without a remainder
  3. 7. ,is made by adding the same value each time
  4. 9. , the number below the line in a common fraction;a divisor
  5. 11. , a number which produces a specified quantity when multiplied by itself
  6. 13. , the action of adding something to something else
  7. 14. , a whole number that is not a faction
  8. 16. ,the number above the line in a common fraction showing how many parts indicated by the denominator are taken
  9. 17. ,the process or skill of dividing one number by the other
  10. 18. , a fraction of whose denominator is a power of 10 and whose numerator is expressed by figures placed to the right
Down
  1. 1. , a ratio of when the second term is 100
  2. 4. , the process or skill of taking one number or amount away from another
  3. 5. , an angle of 90 degrees ; as in the corner of a square
  4. 6. ,a whole number that can be made by multiplying other whole numbers
  5. 8. ,a whole number that can evenly be divided into another number
  6. 10. , is equivalent to or is identically equal to
  7. 12. , studies the shape,size,position and dimensions of things
  8. 15. , usually expressed as a raised symbol beside the number or expression