Răspuns:
[(116-56:8)×7-419]:4-83=
[(116-7)×7-419]:4-83=
(109×7-419):4-83=
(763-419)"4-83=
344:4-83=
86-83=
3
[(116-56:8)*7-419]:4-83= 3
56:8=7
[(116-7)*7-419]:4-83
116-7= 109
paranteza dreapta se transforma in paranteza rotunda acum
(109*7-419):4-83
109*7=763
(763-419):4-83
763-419= 344
scapam de toate parantezele ramase
344:4-83
344:4=86
86-83= 3
