20 Calculer. a) (-16) - (-24)
c) (+14) - (-14)
e) (+11) - (+35)
b) (+34) – (+9)
d) (-52) - (+8)
f) (-13)-(-6)
Aidez moi svp
c) (+14) - (-14)
e) (+11) - (+35)
b) (+34) – (+9)
d) (-52) - (+8)
f) (-13)-(-6)
Aidez moi svp
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