Ordinea efectuării operațiilor
1. (128 + 60 + 12) x 8 = 2. (205 + 25 – 45 + 15) x 6 =
(118 + 20 – 9 – 20 - 9) x 4 = (11 + 35 + 55 + 99) x 7 =
(168 – 32 – 18 -18) x 8 = (60 + 11 + 29 + 1 + 9) x 5 =
(191 - 11 -20 – 35 - 5) x 7 = (72 + 13 + 5 + 11 + 28 + 25) x 11 =
2. (205 + 25 – 45 + 15) x 6 = 3. (17 - 4) x 9 =
(118 + 20 – 9 – 20 - 9) x 4 = (25 - 11) x 9 =
(168 – 32 – 18 -18) x 8 = 8 x (45 -18) =
(191 - 11 -20 – 35 - 5) x 7 = (40 - 28) x (32 -23) =
4. (82 - 6) (75 – 60 - 5) = 5. (87 + 13) : (1 775 - 1 750) =
22 + (86 - 49) x (21 - 12) = (99 - 29) : (45 - 35) =
(23 + 4) x (92 - 83) = 66 : 11 x 40 : 5 =
(32 - 23) x (105 - 95) x (125 - 25) = 96 : 3 : 4 x 19 =
6. (36 + 24) : 10 + 25 : 5 – 9 = 7. (38 - 26) x 4 + (36 - 12) : 8 =
(45 - 25) : 4 + 9 x 4 : 3 = (102 - 27) : 3 - (250 - 130) : 12 =
(80 - 64) : 2 + 24 + 12 x 5 = (56 + 32) : 44 + (72 - 63) : 9 =
(80 - 52) : 4 + (96 - 80) : 8 = 49 x 2 : 14 + (64 + 36) : 10 =
8. 84 – 87 + 3 x 7 – 4 =
(90 - 33) : 19 + 19 x (70 - 61) =
