CHRONO

-INF s.

Calculer des expressions comportant des parenthèses.

CHRONO

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