( 8 - 2 ) * 2,7 - 4 : 0, 65 ;
1) 8 7/12 - 2 17/36 = 8 21/36 - 2 17/36 = 6 4/36 = 6 1/9 2) 6 1/9 * 2,7 = 55/9 * 27/10 = 33/2 = 16 1/2 3) 4 1/3 : 0,65 = 13/3 : 13/20 = 20/3 = 6 2/3 4) 16 1/2 - 6 2/3 = 15 9/6 - 6 4/6 = 9 5/6 Ответ 9 5/6