Question

5) Calculaţi: b) 5+ (-4) + (-6) +9 d)-8-(-6)-(-2) a) 4+ (-2) + (-4); c) 7 + (-6) + (−1) + 8 + (−8); D) 3+ (-2)+(4+3) e) 5+(-7)-(-4) – (

DAU COROANA 60+ PUNCTEEEE URGENT​

Answer 1

a)4+(-2)+(-4)=4-2-4=2-4=(-2)

b)5+(-4)+(-6)+9=5-4-6+9=1-6+9=-5+9=4

c)7+(-6)+(-1)+8(-8)=7-6-1+8-8=1-1+8-8=0+0=0

d) -8(-6)-(-2)=-8+6+2=-2+2=0

e)5+(-7)-(-4)-(-4)=5-7+4+4=-2+4+4=2+4=6

f)3+(-2)+(4+3)=3-2+7=-1+7=6