решить пример (-6/12+11/16):(-13/72)

(-6/12+11/16):(-13/72) = -1 1/26

1) -6/12 + 11/16 = -24/48 + 33/48 = 9/48

2) 9/48 : (-13/72) = 9/48 *(-72/13) = -54/52 = -1 2/52 = -1 1/26