8R end-of-term crossword

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Across
  1. 4. The number of days before Christmas!
  2. 5. The online game where students steal points from each other
  3. 7. a ____ ratio is a ratio in the form 1:n or n:1.
  4. 10. When we multiply indices we ___ the powers!
  5. 11. A number with a % on the end.
  6. 12. A tool used to draw a margin in your book
Down
  1. 1. A list of numbers that follows a specific rule.
  2. 2. A number containing a "."
  3. 3. The process of finding the value of a letter in an equation.
  4. 6. A small number above a number that means it's multiplied by iteself.
  5. 8. The website that students complete their maths homework on.
  6. 9. The AI program that maths students love to use
  7. 13. 2 numbers seperated by a colon ":".