1) 3+2+(-1)=4
3-2+(-1)=0
-3+2-1=-2
2) (-4)+5+(-3)= -2
(-4)-5+(-3)= -12
-4+5-3= -2
3) (-1)+6+(-2)=3
(-1)-6+(-2)= -9
(-1)+6-2=3
4) 0+3+(-5)= -2
0-3+(-5)= -8
0+3-(-5)=8
saludos
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Verified answer
1) 3+2+(-1)=4
3-2+(-1)=0
-3+2-1=-2
2) (-4)+5+(-3)= -2
(-4)-5+(-3)= -12
-4+5-3= -2
3) (-1)+6+(-2)=3
(-1)-6+(-2)= -9
(-1)+6-2=3
4) 0+3+(-5)= -2
0-3+(-5)= -8
0+3-(-5)=8
saludos