CHRONO

213 s.

Calculer des expressions comportant des parenthèses.

CHRONO

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