м) | -5/18 | - | -9 | - 0,25 - | 0 | = 5/18 - 9 - 0,25 - 0 = 5/18 - 9 - 1/4 = (5 \cdot 2 - 9 \cdot 36 - 1 \cdot 9) / 36 = (10 - 324 - 9) / 36 = -323/36 = -8 \frac{35}{36}
Ответ: $$-8 \frac{35}{36}$$