Ответ:

  1. 5 × 4 = 20
  2. 9 × 3 = 27
  3. 10 : 2 = 5
  4. 64 : 8 = 8
  5. 6 × 5 = 30
  6. 27 : 3 = 9
  7. 64 : 8 = 8
  8. 12 : 2 = 6
  9. 48 : 6 = 8
  10. 7 × 3 = 21
  11. 7 × 2 = 14
  12. 70 : 10 = 7
  13. 45 : 9 = 5
  14. 6 × 3 = 18
  15. 2 × 2 = 4
  16. 4 × 3 = 12
  17. 63 : 9 = 7
  18. 8 × 10 = 80
  19. 10 × 3 = 30
  20. 9 × 2 = 18
  21. 20 : 4 = 5
  22. 50 : 5 = 10
  23. 10 × 7 = 70