CHRONO

-INF s.

Calculer des expressions comportant des parenthèses.

CHRONO

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