Помогите Плиз (8 1/6-5/18):14/27-(10 7/8:3/4*2/3+5 3/7:6 1/3)*3/17=

1) 8 1/6 - 5/18 = 8 3/18 - 5/18 = 7 21/18 - 5/18 = 7 16/18 = 7 8/9; 2) 7 8/9 : 14/27 = 71/9 * 27/14 = 71/1 * 3/14 = 213/14 = 15 3/14; 3) 3/4 * 2/3 = 1/2 * 1/1 = 1/2; 4) 10 7/8 : 1/2 = 87/8 * 2/1 = 87/4 * 1/1 = 87/4 = 21 3/4; 5) 5 3/7 : 6 1/3 = 38/7 : 19/3 = 38/7 * 3/19 = 2/7 * 3/1 = 6/7; 6) 21 3/4 + 6/7 = 21 21/28 + 24/28 = 21 45/28 = 22 17/28; 7) 22 17/28 * 3/17 = 633/28 * 3/17 = 1899/476 = 3 471/476; 8) 15 3/14 - 3 471/476 = 15 102/476 - 3 471/476 = 14 578/476 - 3 471/476 = 11 107/476.