Question

Va rog ex 9 ....de la punctul d)

Answer 1

d) 2•(2/1+4/2)-5/6
2•(4/2+4/2)-5/6
2/1•8/2-5/6
2/1•4/1-5/6
8/1-5/6
48/6-5/6
43/6
14/2
7

e) 23/12-(5/12+5/6+2/3)
23/12-(5/12+10/12+8/12)
23/12-23/12
0

f) 1/2+5/6-[4/5+(3/4-2/3)
3/6+5/6-[4/5+(9/12-8/12)
8/6-(4/5+1/12)
8/6-(48/60+5/60)
8/6-53/60
nush dc a dat asa