Задание
Найдите сумму десятичных дробей:
| \(\displaystyle 4\) | \(\displaystyle ,\) | \(\displaystyle 7\) | \(\displaystyle 8\) | |
| \(\displaystyle +\) | ||||
| \(\displaystyle 4\) | \(\displaystyle ,\) | \(\displaystyle 8\) | \(\displaystyle 7\) | |
| [ ] | \(\displaystyle ,\) | [ ] | [ ] | |