Répondre :
((50 - 3) x (9 + 7)) + 25 = 777
(100 x 7) + (50 + (9 x 3)) = 777
((100 x 7) + (9 x 3)) + 50 = 777
(((50 x 7) + 9) - 100) x 3 = 777
((50 x 7) - (100 - 9)) x 3 = 777
(100 + (9 + (50 / 25))) x 7 = 777
(100 x 7) + (50 + (9 x 3)) = 777
((100 x 7) + (9 x 3)) + 50 = 777
(((50 x 7) + 9) - 100) x 3 = 777
((50 x 7) - (100 - 9)) x 3 = 777
(100 + (9 + (50 / 25))) x 7 = 777