HELP ME, pls pomocy
z.12
a)1 1/4 - 1/2 - 3/8 = 1 5/8=............
b) (7 3/5 - 2 7/10) - (3 1/4 + 1 1/2)=............
c) 12 - (2 1/5 + 3 3/4)=