[tex]2 \frac{2}{5} + 1 \frac{1}{6} = 2 \frac{12}{30} + 1 \frac{5}{30} = 3 \frac{17}{30} [/tex]
Odpowiedź:
2 i 2/5 + 1 i 1/6 = 2 i 12/30 + 1 i 5/30 = 3 i 17/30
