Number Sense Patterns Missing Operator — Set 64

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easy Set 64
  1. 9 __ 7 = 63
  2. 4 __ 3 = 7
  3. 1 __ 9 = 10
  4. 20 __ 4 = 5
  5. 8 __ 5 = 40
  6. 2 ○ 10 = 20, what is ○?
  7. 5 __ 3 = 15
  8. 10 __ 4 = 6
  9. 6 __ 4 = 10
  10. 5 __ 2 = 3
  11. 72 ○ 8 = 9, what is ○?
  12. 7 __ 10 = 70
  13. 9 __ 10 = 19
  14. 12 ○ 6 = 2, what is ○?
  15. 20 ○ 10 = 10, what is ○?
  16. 4 ○ 8 = 12, what is ○?
  17. 9 __ 3 = 12
  18. 9 ○ 4 = 13, what is ○?
  19. 11 __ 7 = 4
  20. 4 ○ 3 = 7, what is ○?
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