:a)(+3) +(+12)=3+12=15
b)(+7) +(-11)=7-11=-4
c)(-5)+(+17)=-5+17=12
d)(-8)+(-7)=-8-7=-15
b)(+11) - (-19)=11+19=30
c)(-8) - (+6)=-8-6=-14
d)(-13) - (-9)=-13+9=-4
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Bonsoir,
:a)(+3) +(+12)=3+12=15
b)(+7) +(-11)=7-11=-4
c)(-5)+(+17)=-5+17=12
d)(-8)+(-7)=-8-7=-15
b)(+11) - (-19)=11+19=30
c)(-8) - (+6)=-8-6=-14
d)(-13) - (-9)=-13+9=-4
J'espère t'avoir aider ❤️❤️♥️♥️
2
a)15
b)-4
c)12
d)-1
3
a)8
b)-8
c)-2
d)-22
Voilà