Odpowiedzi

2009-09-03T22:30:15+02:00
5/6+7/8=20/24+21/24=41/24=1i17/24
5/7+4/5=25/35+28/35=53/35=1i18/25
4i3/7+1i3/4=4i12/28+1i21/28=5i33/28=6i5/28
7i1/4+2i3/8=7i2/8+2i3/8=9i5/8
7/12-1/3=7/12-4/12=3/12
5/6-4/9=15/18-8/18=7/18
8i2/5-14/15=7i7/5-14/15=7i21/15-14/15=7i7/15
6i2/3-3i3/4=6i8/12-3i9/12=5i20/12-3i9/12=2i11/12
2009-09-03T22:42:13+02:00
5/6+7/8=20/24+21/24=41/24=1 17/24
5/7+4/5=25/35+28/35=53/35=1 18/35
4 3/7 + 1 3/4= 31/7 + 7/4= 124/28+ 49/28= 173/28= 6 5/28
7 1/4+ 2 3/8=29/4 + 19/8= 58/8 +19/8= 77/8= 9 5/8
7/12-1/3=7/12 - 4/12=3/12=1/4
5/6 - 4/9= 45/54 - 24/54= 21/54 = 7/18
8 2/5- 14/15= 42/5 - 14/15= 126/15 - 14/15= 112/15= 7 7/15
6 2/3 - 3 3/4= 20/3 - 15/4= 80/12 - 45/12= 35/12= 2 11/12