つぎの けいさんを しましょう。

  1. 12 + 4 =
  2. 20 + 5 =
  3. 31 + 2 =
  4. 40 + 0 =
  5. 51 + 2 =
  6. 63 + 0 =
  7. 75 + 4 =
  8. 85 + 1 =
  9. 94 + 5 =
  10. 105 + 1 =
  11. 111 + 0 =
  12. 120 + 0 =
  13. 130 + 4 =
  14. 141 + 0 =
  15. 155 + 1 =
  16. 164 + 5 =
  17. 175 + 3 =
  18. 181 + 1 =
  19. 191 + 4 =
  20. 201 + 1 =