Maths

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Across
  1. 3. bottom fraction
  2. 5. 1/4
  3. 6. .
  4. 8. 1/2
  5. 10. 1.2,3.4,4.3
Down
  1. 1. +
  2. 2. opposite of rational
  3. 4. -
  4. 7. 0 to infinity
  5. 9. 3.14