\frac{4}{33}=0,(12)
1
…
-5 * (4-9) + 6 * (16-1) =-5 * (-5) + 6 * 15 =25+90=115
-3 * (26-21) - 4 * (-2-4) =-3 *5 - 4 * (-6) =-15+24=9
-10 - 8 * (-7+3) =-10 - 8 * (-4) =-10+32=22
-8 * 3 + 6 : (24-27) =-24+ 6 : (-3) =-24-2=-26
…
I \frac{5}{8}=0,625
II \frac{7}{12}=0.58(3)
III \frac{7}{14}=0,5
IV \frac{4}{15}=0,2(6)
II i IV
…
Nie, Nie, Nie