А)4 3/16 -5/8= 27/16 -5/8= 27/16 -10/16= 17/16 = 1 1/16
б) 6 4/9 - 3 6/7= 58/9 - 27/7 = 406/63 - 243/63 = 163/63 = 2 37/63
в) 10 11\24 - 8 19\3= 251\24 - 307\36 = 753\72 - 614\72 = 139\72 = 1 67\72
г) 9 1\6 - 5 3\4 = 55\6 - 23\4 = 110\12 - 69\12 = 41\12 = 3 5\12