Numbers and calculations

12345678910111213
Across
  1. 2. A whole number that can be positive, negative, or zero. (7 letters)
  2. 6. root A number that, when multiplied by itself, gives the original number. (6, 5 letters)
  3. 9. The result of dividing one number by another. (8 letters)
  4. 10. The operation of finding the total of two or more numbers. (9 letters)
  5. 11. The result of multiplying two or more numbers. (7 letters)
  6. 12. A fraction expressed in a special notation, with a dot separating the whole number from the fractional part. (7 letters)
  7. 13. The amount left over after division when one number does not divide exactly into another. (9 letters)
Down
  1. 1. The result of subtracting one number from another. (10 letters)
  2. 3. The number of times a number is multiplied by itself. (5 letters)
  3. 4. A numerical quantity that is not a whole number, expressed as one number over another. (8 letters)
  4. 5. The total result of adding numbers together. (3 letters)
  5. 6. The operation of taking one number away from another. (11 letters)
  6. 7. Having the same value or amount as something else. (5 letters
  7. 8. The mathematical operation of scaling one number by another. (11 letters)