a) 7,29:2,7+(14,5-9,52:7) =
b) 12,96:(45-6.4:1,6-1,2:0,6:0,4) =
c) 14,4-2,5.(4,1-3-1,3)+(43,5-3,6-5):1,5=
d) [0,26+3.6:0,75 +1). 2]:0,8 =
e) 214,5-2,5. [3,7-90-(1,11-1,07)). 20 =
f) 67,6:1,3:[11,2 -3.1,1(7,9-1,9-4)-10]=​