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a fost răspuns

URGENT DAU COROANA :
Calculati :
a) -7+(-5+5)
b) -4+(4-8)
c) -4509+2315+4509
d) 123-(117-0)+(-123)+118
e) 135-143-(135-143)+1
f) -6-[2+(-8)+0]

Răspuns :

Alinushcristin
a) -7+0= -7
b)-4 - 4= -8
c)-2194 + 2315= 111
d)123-117-123+118= 6-5= 1
e)-8+8+1=1
f)-6-2-8+0= -8-8+0= -16

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