Б) 2 - (13/33 - 5/2) = 2 - (13/33 - 25/22) = 2 - (-4/66) = 2 + 2/33 = 67/33
в) 6 3/16 - (2 3/8 + 3 5/12) = 6 3/16 - (19/8 + 41/12) = 6 3/16 - (57/24 + 41/12) = 6 3/16 - (114/24 + 82/24) = 6 3/16 - 196/24 = 6 3/16 - 49/6 = 36/6 + 3/16 - 49/6 = 6 + 3/16 - 49/6 = 6 + 3/16 - 48/16 = 6 - 45/16 = 96/16 - 45/16 = 51/16
Ответ: Б) 67/33, в) 51/16
Б) 2 - (13/33 - 5/2) = 2 - (13/33 - 25/22) = 2 - (-4/66) = 2 + 2/33 = 67/33
в) 6 3/16 - (2 3/8 + 3 5/12) = 6 3/16 - (19/8 + 41/12) = 6 3/16 - (57/24 + 41/12) = 6 3/16 - (114/24 + 82/24) = 6 3/16 - 196/24 = 6 3/16 - 49/6 = 36/6 + 3/16 - 49/6 = 6 + 3/16 - 49/6 = 6 + 3/16 - 48/16 = 6 - 45/16 = 96/16 - 45/16 = 51/16
Ответ: Б) 67/33, в) 51/16