Number Sense Patterns Missing Operator — Set 27

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easy Set 27
  1. 72 ○ 8 = 9, what is ○?
  2. 9 ○ 7 = 16, what is ○?
  3. 48 __ 8 = 6
  4. 3 __ 2 = 5
  5. 5 ○ 3 = 15, what is ○?
  6. 18 ○ 3 = 6, what is ○?
  7. 6 ○ 4 = 2, what is ○?
  8. 4 __ 9 = 13
  9. 16 ○ 4 = 4, what is ○?
  10. 6 ○ 1 = 7, what is ○?
  11. 6 ○ 2 = 4, what is ○?
  12. 7 ○ 10 = 17, what is ○?
  13. 8 ○ 7 = 15, what is ○?
  14. 9 __ 4 = 36
  15. 7 ○ 4 = 28, what is ○?
  16. 81 ○ 9 = 9, what is ○?
  17. 6 __ 2 = 3
  18. 7 ○ 5 = 12, what is ○?
  19. 15 ○ 3 = 5, what is ○?
  20. 2 __ 3 = 6
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