CHRONO

10 s.

Calculer des expressions comportant des parenthèses.

CHRONO

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