7 5-12-2+118;

$$\frac{7}{5} - 12 - 2 + \frac{1}{18} = \frac{7}{5} - \frac{14 \cdot 5}{5} + \frac{1}{18} = \frac{7 - 70}{5} + \frac{1}{18} = \frac{-63}{5} + \frac{1}{18} = \frac{-63 \cdot 18 + 1 \cdot 5}{5 \cdot 18} = \frac{-1134 + 5}{90} = \frac{-1129}{90} = -12 \frac{49}{90}$$

Ответ: $$-12 \frac{49}{90}$$