-8 ⅙- 2⅔= -8⅙- 2 4/6=-10 5/6
-8 1/6 - 2 2/3 = -49/6-8/3 = -49/6-16/6 = -65/6 = -10⁵/₆
-8 1/6-2 2/3= -8 1/6-2 4/6= -10 5/6