Matemática
Números relativos
(2 x 3) – (6 x 6) =
(20 x 50) – (30 x 22) =
(10 x 60) + (20 x 30) =
(4/4) – (3/3) =
(324 x 65) + (95/5) =
(32 + 24) + (12 x 65) =
(62/3) x (93 – 48) =
(83 – 3) – (82 – 4) =
(71 + 23) – (83 x 3) =
(34 x 3) + (83/2) =