Ответ:

  1. 25 + 29 = 54.
  2. 34 + 59 = 93.
  3. 45 + 49 = 94.
  4. 28 + 69 = 97.
  5. 150 + 99 = 249.
  6. 240 + 89 = 329.
  7. 160 + 79 = 239.
  8. 250 + 69 = 319.
  9. 35 + 18 = 53.
  10. 46 + 28 = 74.
  11. 55 + 38 = 93.
  12. 47 + 48 = 95.
  13. 140 + 98 = 238.
  14. 280 + 68 = 348.
  15. 260 + 88 = 348.
  16. 370 + 78 = 448.