Answered

bonjour pouvez-vous m’aider svp ?

calculer chacune des expressions suivantes :

A=4+ (-5)
B = 12 +7
C=-8+(-5)
D=-4+4
E = 21 + (-31)
F=-5+8

Sagot :

VINS

bonjour

A = 4 - 5 = - 1

B = 12 + 7 = 19

C = - 8 - 5 = - 13

D = - 4 + 4 = 0

E = 21 - 31 = - 10

F = - 5 + 8 = 3

EPHTAMINA890

A=4+ (-5)

=4-5

=-1

B = 12 +7

=19

C=-8+(-5)

=-8-5

=-13

D=-4+4

=0

E = 21 + (-31)

=21-31

=-10

F=-5+8

=3