oblicz gosia: rozwiąż: (16,5−13 7/9 )*18/33+2 1/5*(8/33−1/11)+2/11 −−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−− = (6 3/4 +5,5)*1/7−3/4

paulina: a to ¹₇−³₄ nie powinno byc w nawiasie

gosia: to jest poza nawiasem