Ответ:
52. -7 5/12 - (-1 5/6) = -7 5/12 + 1 5/6 = -89/12 + 11/6 = (-89 + 11 * 2) / 12 = (-89 + 22) / 12 = -67/12 = -5 7/12
Ответ: -5 7/12
52. -7 5/12 - (-1 5/6) = -7 5/12 + 1 5/6 = -89/12 + 11/6 = (-89 + 11 * 2) / 12 = (-89 + 22) / 12 = -67/12 = -5 7/12
Ответ: -5 7/12