Răspuns :
[(54-11+21)/4+9]*5-[(7+29)-36]
(64/4+9)*5-(36-36)
(16+9)*5
25*5
15
.........
(64/4+9)*5-(36-36)
(16+9)*5
25*5
15
.........
= [(54-11+21) : 4 + 9] x5 - (36-36)=
= (64 : 4 + 9) x5 =
= (16+9)x5=
=25x5=
=125
= (64 : 4 + 9) x5 =
= (16+9)x5=
=25x5=
=125