Задание
Найдите сумму:
| \(\displaystyle +\) | \(\displaystyle 5\) | \(\displaystyle 7\) | \(\displaystyle 9\) | |
| \(\displaystyle 7\) | \(\displaystyle 8\) | \(\displaystyle 5\) | ||
| [ ] | [ ] | [ ] | [ ] |