270 * (68:24-1/3)*3 1/4 + 3/5 =
270 * (17/6-1/3)*3 1/4 + 3/5 =
270 * (17/6 - 2/6)*3 1/4 + 3/5 =
270 * (15/6)*3 1/4 + 3/5 =
270 * 15/6 * 13/4 + 3/5 =
270 * 195/24 + 3/5 =
270*195/24 + 3/5 =
52650/24 + 3/5 =
26325/12 + 3/5 =
131625/60 + 36/60 = 131685/60 = 2193 45/60 = 2193 3/4