12. Соедини равные числа: 15/7, 3, 1 5/7, 9/9, 2 4/9, 29/9, 21/7, 12/7, 2 1/7, 3 2/9, 1, 22/9.

Равные числа:

• \(\frac{15}{7}=2\frac{1}{7}\);
• \(3=\frac{21}{7}\);
• \(1\frac{5}{7}=\frac{12}{7}\);
• \(\frac{9}{9}=1\);
• \(2\frac{4}{9}=\frac{22}{9}\);
• \(\frac{29}{9}=3\frac{2}{9}\).