Răspuns:
100 + [(26 + 308 × 24 : 2) - 562] : 5 =
= 100 + [(26 + 7 392 : 2) - 562] : 5 =
= 100 + [(26 + 3 696) - 562] : 5 =
= 100 + (3 722 - 562) : 5 =
= 100 + 3 160 : 5 =
= 100 + 632 = 732
(55 - 25) × [(282 : 3 - 2) : 2] =
= 30 × [(94 - 2) : 2] =
= 30 × (92 : 2) =
= 30 × 46 = 1 380
25 + [7 × 2 × 18 : 2 - 5 × (5 × 4 - 36 : 3)] =
= 25 + [7 × 2 × 18 : 2 - 5 × (20 - 12)] =
= 25 + (7 × 2 × 18 : 2 - 5 × 8) =
= 25 + (14 × 18 : 2 - 40) =
= 25 + (252 : 2 - 40) =
= 25 + (126 - 40) =
= 25 + 86 = 111
