Mathematics

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Across
  1. 4. - an answer
  2. 7. - a hard level of math
  3. 9. - an object that a musician uses
  4. 10. - numbers like 1/2
Down
  1. 1. class - not poor and not rich people
  2. 2. - when you give something to someone
  3. 3. - circle, rectangle
  4. 5. same objects
  5. 6. - same with something or someone
  6. 8. - a size from up to down