Răspuns:
f) 15.000-250:5+15:5+[265-(2+2)×65]=
=15000-250:5+15:5+[265-4×65]=
=15000-250:5+15:5+[265-260]=
=15000-250:5+15:5+5=
=15000-50+15:5+5=
=15000-50+3+5=
=14950+3+5=
=14953+5=
=14958
g) 280.026-89.275-441-(149-100):7=
=280.026-89.275-441-49:7=
=280.026-89.275-441-7=
=190.751-441-7=
=190.310-7=
=190.303
j){[180-7×(264-253+3)]-[55:9]}:2=
={[180-7×(11+3)]}-6,1:2=
={[173×14]}-3,05=
=2422-3,05=
=2418,95
Coroana pls