Maths Crossword Puzzle

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Across
  1. 2. The study of mathematical symbols and the rules for manipulating these symbols
  2. 3. The number that multiplies by itself three times to create a cubic value
  3. 5. A whole number that cannot be divided exactly by 2
  4. 8. A fraction written in digits based of tens
  5. 9. How many times a number is multiplied by itself
  6. 12. To rewrite maths expression to less complex form
  7. 14. Rounding a number to its nearest place value
  8. 15. Something close to the correct answer
  9. 16. A whole number that can be positive, negative or zero
  10. 17. A value that represents a quantity along a number line
  11. 18. A shortcut of the operation of repeated addition of the same number
  12. 19. Combination of numbers and symbols that show the value of something
Down
  1. 1. Number we can multiply together to get another number
  2. 3. A whole number that has more than two different factors
  3. 4. A number that multiplied by itself to produce specific quantity
  4. 6. A whole number greater than 1 and only have factor 1 and itself
  5. 7. A whole number that can be divided by 2 and have no remainder
  6. 10. Mathematical expression written in an expanded form.
  7. 11. A numerical quantity that is not a whole number
  8. 13. Finding what to multiply to give the original number