1. (6 1/8 - 1,75) = 6 1/8 - 1 3/4= 5 1/8 - 3/4 = 4 9/8 - 6/8= 4 3/8
2. (5 6\11-3,5) = 5 6/11 - 3 1/2 =2 6/11 -1/2= 2 12/22 - 11/22 = 2 1/22
3. 2,2*(5 6\11-3,5) = 2,2 * (2 1/22) = (2 1/5) * (2 1/22) = 11/5*45/22=
11 * 45
--------- = 9/2 = 4 1/2
5* 22
4.(9-2,2*(5 6\11-3,5)) = 9 - (4 1/2) = 5 - 1/2 = 4 1/2
5. (9-2,2*(5 6\11-3,5))*1 2\7 = (4 1/2) * (1 2/7) = 9/2 * 9/7 = 81/14
6. 35/8 : 81/14=(35*14)/(8*81) = 35*7/4*81=245/324