5 i 3/10 - 2 i 4/5 - 1 i 3/4 = 5 i 3/10 - 2 i 8/10 - 1 i 3/4 = 4 i 13/10 - 2 i 8/10 - 1 i 3/4 = 2 i 5/10 - 1 i 3/4 = 2 i 10/20 - 1 i 15/20 = 1 i 30/20 - 1 i 15/20= 15/20 = 3/4 12 i 5/6 - 10 i 2/3 + 7 i3/5 = 12 i 10/12 - 10 i 8/12 + 7 i 3/5 = 2 i 2/12 + 7 i 3/5 = 2 i 10/60 + 7 i 36/60 = 9 i 46/60 = 9 i 23/30 36/35 - 5/7 - 6/35 = 36/35 - 25/35 - 6/35 = 11/35 - 6/35 = 5/35 = 1/7 6 i 3/10 + 3 i 4/5 - 3 i 2/5 + 3 i 1/2 = 6 i 3/10+ 3 i 8/10 - 3 i 4/10 + 3 i 5/10 = 9 i 11/10 - 6 i 9/10 = 3 i 2/10 = 3 i 1/5 10 i 1/6 - (12 i 3/4 - 7 i 5/6 ) - 3 i 1/2 = 10 i 1/6 - (12 i 9/12 - 7 i 10/12 ) - 3 i 1/2 = 10 i 1/6 - (11 i 21/12 - 7 i 10/12) - 3 i 1/2 = 10 i 1/6 - 4 i 11/12 - 3 i 1/2 = 10 i 2/12 - 4 i 11/12 - 3 i 1/2 = 9 i 14/12 - 4 i 11/12 - 3 i 1/2 = 5 i 3/12 - 3 i 1/2 = 5 i 3/12 - 3 i 6/12 = 4 i 15/12 - 3 i 6/12 = 1 i 9/12 = 1 i 3/4 1 i 3/4 + (99 i 7/20 - 89 i 2/5/0 - 1 i 1/2 = 1 i 3/4 + (99 i 7/29 - 89 i 8/20) - 1 i 1/2 = 1 i 3/4 + (98 i 27/20 - 89 i 8/20) - 1 i 1/2 = 1 i 3/4 + 9 i 19/20 - 1 i 1/2 = 1 i 15/20 + 9 i 19/20 - 1 i 10/20 = 10 i 34/20 - 1 i 10/20 = 9 i 24/20 = 10 i 4/20 = 10 i 1/5
Całe zadanie w załączniku ;)