Răspuns:
ex 8.
3 x 6 + 4 x 3 =
18 + 12 =
30
35:5:7 + (100 - 99) =
7:7 + 1 =
1 + 1 =
2
8 x (6 + 4) – 3 =
8*10 - 3 =
80 - 3 =
77
2 x (4 + 4) + 50 - 42:7 =
2* 8 + 50 - 6 =
16 + 50 - 6 =
66 - 6 =
60
30:090 – 87) = ??? nu intelef exercitiul aici
18:2 + 16:8 + 11 =
9 + 2 + 11 =
11 + 11 =
22