Задание
Приведите все дроби к знаменателю \(\displaystyle 7{\small:}\)
| \(\displaystyle \frac{12}{14}=\) | [ ] \(\displaystyle 7\) | , | \(\displaystyle \frac{35}{49}=\) | [ ] \(\displaystyle 7\) | и | \(\displaystyle \frac{18}{63}=\) | [ ] \(\displaystyle 7\) |