Réponse:
slt
(+5) + (-7) - (-4) - (+2)+(-5) - (+3) =
=+5-7+4-2-5-3
=+5+4-7-2-5-3
=9--17
-8
7 - 5+(+3) - 4+ (-9) + 11 - (-2) =
=7-5+3-4-9+11+2
=7+3+11+2-5-4-9
=23-18
5
-17 - (-5) - (+3) + (-4) - 2 + 14 - (-8) =
=-17+5-3-4-2+14+8
=5+14+8-3-4-2
=27-9
18
22-9-(-3) + (-11) - 4+ (+7) + (-2)-1-(-5) =
=22-9+3-11-4+7-1-1+5
=22+3+7+5-9-11-4-1-1
=37-26
11
(-13) - 4+ (-9) - 5+(-7) +2 -1 -(-11) + (+6) =
=-13-4-9-5-7+2-1+11+6
=2+11+6-13-4-9-5-7-1
=19-39
-20
-1 - (-1) + (+1) + (-1) - 1+(-1) - (+1)-(-1) +1-(+1) + 1 + (+1) =
=-1+1+1-1-1-1-1+1+1-1+1+1
=1+1+1+1+1+1-1-1-1-1-1-1
=0
(+66) + (-55) + (-33) - (-44)-(+22) =
=+66-55-33+44-22
66+44-55-33-22
110-110
0
