Qo Oblicz: a) 3 + 3 = 22 + 12/2 = 12 = 11/1/2 4 12.12. 213 + + b) 33/2 + 1/ 11 11 11 11 28 +17/10/= 8 5 11 22/18- d) 5/7/7-1/1/12 = 2 1/4-2 1/4-​