Задание
Найдите пропущенные числа:
| \(\displaystyle \frac{5}{7}-\frac{1}{2}=\) |
[ ]\(\displaystyle \cdot \,5\)
\(\displaystyle 2\cdot 7\) | \(\displaystyle -\) |
\(\displaystyle 1\, \cdot\)[ ]
\(\displaystyle 2\cdot 7\) | \(\displaystyle =\) |
[ ] |