Répondre :
Bonjour,
2,9,1,9,5,25.
(9*9)-1 -2 +(25*5) =
81 -3 +125 = 203
bjr
25 - 2 = 23
23 - 1 = 22
22 x 9 = 198
198 + 5 = 203
((25 - 2) - 1) x 9 + 5 = (23 - 1) x 9 + 5
= 22 x 9 + 5
= 198 + 5
= 203
Bonjour,
2,9,1,9,5,25.
(9*9)-1 -2 +(25*5) =
81 -3 +125 = 203
bjr
25 - 2 = 23
23 - 1 = 22
22 x 9 = 198
198 + 5 = 203
((25 - 2) - 1) x 9 + 5 = (23 - 1) x 9 + 5
= 22 x 9 + 5
= 198 + 5
= 203