Ответ:

1) 3 - 12 - 2 = -11

2) 2 - 3 + 6 - 1 = 4

3) 32 - (-3) = 32 + 3 = 35

4) (-2) - 4 - 3 = -9

5) 3.4 - 2 + 2 - 3 = 0.4

6) 0.4 - (-0.25) = 0.40 + 0.25 = 0.65

Ответ:

1) -9-2 =- 11

2)-1+5=4

3)32+3=35

4)-6-3=-9

5)1.4+(-1)=1.4-1=0.4