Answer:
The answer is -2 1/6
Step-by-step explanation:
Subtract: 1 - 7 6 = 1 1 - 7 6 = 1 · 6 1 · 6 - 7 6 = 6 6 - 7 6 = 6 - 7 6 = -1 6
The common denominator you can calculate as the least common multiple of the both denominators
Subtract: -1 6 - 2 = -1 6 - 2 1 = -1 6 - 2 · 6 · 6 = -1 6 - 12 6 = -1 - 12 6 = -13 6
