Задание
Найдите сумму:
| \(\displaystyle +\) | \(\displaystyle 4\) | \(\displaystyle 9\) | \(\displaystyle 2\) | |
| \(\displaystyle 6\) | \(\displaystyle 6\) | \(\displaystyle 8\) | ||
| [ ] | [ ] | [ ] | [ ] |