Oblicz: 23-2i4/17= 13-4i1/15= 2i7/8-1i3/4= 5i1/2-2i1/4= 6i1/2+9i3/4= 2i11/12+7i1/6= 3i7/18+2i5/9-4i1/2= 5i11/16+1i5/8-2i3/4 8-3/14+2i1/7+1/2= 3/20+5i3/10-3i3/4=  

Załącznik ;)

Tam gdzie się da najpierw odejmujesz całości, potem ułamki, jeśli nie to sprowadzasz do wspolnego mianownika.   23-2i4/17= 20 13/17 13-4i1/15= 8 4/15 2i7/8-1i3/4= 2 7/8-1 6/8 = 1 1/8 5i1/2-2i1/4= 5 2/4-2 1/4 = 3 1/4 6i1/2+9i3/4= 13/2+39/4 = 52/4 = 13 2i11/12+7i1/6= 35/12+43/6 = 35/12+86/12 = 121/12 = 10 1/12 3i7/18+2i5/9-4i1/2=61/18+23/9-9/2 = 61/18+46/18-81/18 = 107/18-81/18 = 26/18 = 1 8/18 = 1 4/9 5i11/16+1i5/8-2i3/4 = 91/16+13/8-11/4 = 91/16+26/16-44/16 = 73/16 = 4 9/16 8-3/14+2i1/7+1/2= 112/14-3/14+15/7+1/2 = 112/14-3/14+30/14+7/14 = 146/14 = 10 6/14 = 10 3/7 3/20+5i3/10-3i3/4= 3/20+53/10-15/4 = 3/20+106/20-75/20 = 34/20 = 1 14/20 = 1 7/10