February 2021 0 236 Report
Effectue les calculs suivants en regroupant les termes de meme signe A= (- 4) + (+6) + (-3)
A=
A=
A=


B= (-15)+(-118)+(-47)
B=
B=
B=


C= (+1,8)+(-1,2)+(+3,4)
C=
C=
C=


D= (-9)+(+13)+(+7)+(-11)
D=
D=
D=



E=(+1,9)+(+2,4)+(-8,6)+(12,7)
E=
E=
E=


F=+(8,92)+(+12)+(-8,92)+(-22)
F=
F=
F=
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