7 − [2 x 9 − (4 + 13) + 4 / 2] =
100 + 8 x 32 - 63 ÷ (2+5)
9 [12 ÷ (6 - 2) - (11 - 3) ÷ 2]
[40÷ 5x 5 + (6 ÷ 2)] x 3 + (45 - 5) x 2÷10 - √25 =
−9 / 3 − [(8 − 10) − (9 − 2)] =
{(40 + 20) /4 - 10 · (9 / 3) - 2 · [18 + 3 · ├ (13 - 9) - 5]} =
= -65
= 132
= 347
= - 9
=6
= 4