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Sagot :

Réponse:

(-20)-(+34)= - 54

(-22)-(-53)= 31

(-34)+(+26)= - 8

(+565)-(-125)= 690

(+200)-(+220)= - 20

(-167)+(-113)= - 280

-17-3= - 20

13-29= - 16

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