Fun With Fractions

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Across
  1. 2. Reciprocal of four upon three
  2. 4. 5/9, 8/9, 11/9 are which type of fraction
  3. 6. 11/7 is which type of fraction
  4. 7. 9/12 here 9 is __________.
  5. 8. Operation 'of' Means
  6. 10. The reciprocal of number is also known as
Down
  1. 1. 7/15 is which type of fraction
  2. 3. Mathematician who Discovered Fraction
  3. 5. Bracket, of, Division, Multiplication, Addition, Subtraction.
  4. 9. 7/8, 3/11, 5/6 are which type of fraction