Răspuns:
7⁶³×7³:7⁶⁵-7
7⁶⁶:7⁶⁵-7
7¹-7
Succes !
(7⁷)⁹ × 7³ : 7⁶⁵ - 7 =
7⁶³ × 7³ : 7⁶⁵ - 7 =
7⁶⁶ : 7⁶⁵ - 7 =
7 - 7 = 0.
@robertinnifd