Задание
Найдите пропущенные числа:
| \(\displaystyle \frac{3}{4}+\frac{1}{9}=\) | \(\displaystyle 3 \cdot 9\) \(\displaystyle 4\,\cdot\)[ ] | \(\displaystyle +\) | \(\displaystyle 4 \cdot 1\) [ ]\(\displaystyle \cdot\,9\) | \(\displaystyle =\) | [ ] |