Вычислите: 4 11/48*6/7-1 4/9.
4 11/48 * 6/7 - 1 4/9= 203/48 * 6/7 - 13/9 = 29/8-13/9= 261/72 - 104/72= = 157/72=2 13/72
203/48*6/7=29/8-13/9=157/72=2 13/72.