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Sa se efectueze
3-24:{48-9×[54-2:(75:5-28:2)×25]}


Răspuns :

3-24:{48-9×[54-2:(15-14)×25]}=
3-24:{48-9×[54-2:1×25-]}=
3-24:{48-9×[54-50]}=
3-24:{48-9×4}=
3-24:{48-36}=
3-24:12=
3-2=1
3-24:{48-9x[54-2:(15-14)x25]}=1
3-24:{48-9x[54-2:1x25]}=
3-24:{48-9x[54-2x25]}=
3-24:{48-9x[54-50]}=
3-24:{48-9x4}=
3-24:{48-36}=
3-24:12=
3-2=
1