8i3/4-2i1/8=
5/14*7/10=
5/6*3/7*4/5=
2*2*1/4=
1/3*3/5*5/8=
4/5*2i6/7*1i3/4=
4*3i1/8*3/10=
10/21:3i3/14+
2i7/16:3/32=
7i1/2:1i7/8=
40:2/5=
16/25:8=
3i5/7;3i1/4=
1i1/2:2i1/4=
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8 i 3/4 - 2 i 1/8 = 35/4 - 17/8 = 70/8 - 17/8 = 53/8 = 6 i 5/8
5/14 * 7/10 = 1/2 * 1/2 = 1/4
5/6 * 3/7 * 4/5 = 15/42 * 4/5 = 60/210 = 6/21
2 * 2 * 1/4 = 4 * 1/4 = 4/4 =1
1/3 * 3/5 * 5/8 = 3/15 * 5/8 = 15/120 = 3/24 = 1/8
4/5 * 20/7 * 7/4 = 80/35 * 7/4 = 20/5 * 1/1 = 20/5 = 4
4 * 25/8 * 3/10 = 100/8 = 300/80 = 30/8 = 3 i 6/8
(10/21 : 45/14)+ (39/16 : 3/32) = (10/21 * 14/45) + ( 39/16 * 32/3) = (2/3 * 2/9) + (13/1 * 2/1) = 4/27 + 26/1 = 4/27 + 26 = 26 i 4/27 = 26 i 1/8
7 i 1/2 : 1 i 7/8 = 15/2 : 15/8 = 15/2 * 8/15 = 1/1 * 4/1 = 4/1 = 4
40/1 : 2/5 = 40/1 * 5/2 = 200/2 = 100
16/25 : 8/1 = 16/25 * 1/8 = 2/25 * 1/1 = 2/25
3 i 5/7 : 3 i 1/4 = 26/7 : 13/4 = 26/7 * 4/13 = 2/7 * 4/1 = 8/7 = 1 i 1/7
1 i 1/2 : 2 i 1/4 = 3/2 : 7/4 = 3/2 * 4/7 = 12/14 = 6/7
To chyba wszystko. jakbym coś pogubiłam, albo coś było niejasne, to pisz na PW.
Pozdrawiam!