CHRONO

-INF s.

Calculer des expressions comportant des parenthèses.

CHRONO

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