Numeracy Puzzle

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Across
  1. 8. Smaller than 90 degree angle
  2. 9. Finding the answer
  3. 10. The name for the line that separates a fraction
  4. 11. What is left after solving
  5. 14. The process of increasing a number by another amount
  6. 15. The bottom number of a fraction
  7. 17. The process of adding a number by itself a certain amount of times
  8. 18. A space to draw 2D things, also a way to travel in the air
Down
  1. 1. The process of separating a number a certain amount of times
  2. 2. Fancy name for splitting a number into its place values
  3. 3. The top number of a fraction
  4. 4. The topic we are practicing
  5. 5. The magnitude of a number, what it's worth
  6. 6. What is needed to be solved to get an answer
  7. 7. Separation of a whole number
  8. 12. The process of taking an amount from another number
  9. 13. Larger than 90 degree angle
  10. 16. Formed by two lines connecting at the same point