а) 8 + 4 5/7 = 8 + 4 + 5/7 = 12 5/7
б) 8 - 4 5/7 = 8 - 4 - 5/7 = 3 2/7
в) 4 5/7 - 8 = 4 - 8 + 5/7 = -4 5/7
г) -4 5/7 - 8 = -4 - 8 - 5/7 = -12 5/7
д) -4 5/7 + 8 = -4 + 8 + 5/7 = 3 2/7
е) -8 + 4 5/7 = -8 + 4 + 5/7 = -3 2/7
а) 8 + 4 5/7 = 8 + 4 + 5/7 = 12 5/7
б) 8 - 4 5/7 = 8 - 4 - 5/7 = 3 2/7
в) 4 5/7 - 8 = 4 - 8 + 5/7 = -4 5/7
г) -4 5/7 - 8 = -4 - 8 - 5/7 = -12 5/7
д) -4 5/7 + 8 = -4 + 8 + 5/7 = 3 2/7
е) -8 + 4 5/7 = -8 + 4 + 5/7 = -3 2/7