CHRONO

aucun

Calculer des expressions comportant des parenthèses.

CHRONO

0 s.
(5 + 6) - 1 =
8 - (5 + 1) =
(5 + 9) - 5 =
(7 + 5) - 2 =
(8 + 2) - 9 =
(8 + 4) - 6 =
8 - (1 x 5) =
7 + (7 x 2) =
(2 x 8) - 6 =
(7 - 3) x 2 =
(2 x 2) + 6 =
(1 + 8) x 7 =
3 x (8 + 1) =
(8 x 5) + 9 =
9 + (1 x 3) =
2 + (7 x 3) =
9 x (3 + 1) =
(5 - 4) x 4 =
(9 - 7) x 6 =
(3 x 3) - 5 =