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va rooog am nevoie de la ex 20 pct f,g,h,i,j. ca rooog dau 50 pct si coroana

Va Rooog Am Nevoie De La Ex 20 Pct Fghij Ca Rooog Dau 50 Pct Si Coroana class=

Răspuns :

f)8-[5-(12-17)]
8-(5-(-5)
8-10= -2
g)17-[2-(-6+15)]
17-2+9
15+9=24
h)47+[-14+(17-53)]
47+(-14-36)
47-50= -3
i)-37+{-3+[5+(-21-54)]}
-37+[-3+(5-75)]
-37+(-3-70)
-37-73= - 110
j)-23+{-19-[-33+37-(-29)]}
-23+(-19-33)
-23-52= -75
nu uita sa mentionez cu coronita !Mersi mult!Succes
f)8-[5-(12-17)]=
8-[5-(-5)]=
8-(5+5)=8-10=-2

g)17-[2-(-6+15)]=
17-[2-(+9)]=
17-(2-9)=.17-7=10



h)47+[-14+(17-53)]=
47+[-14+(-36)]=
47+(-14-36)=
47-50=-7

i)-37+{-3+[5+(-21-54)]}=
-37+{-3+[5+(-75)]}=
-37+[-3+(5-75)]=
-37+[-3+(-70)=
-37+(-3-70)=-37-37=-74

j)-23+{-19-[-33+37-(-29)]}=
-23+[-19-(-33+37+29)]=

-23+[-19-(+33)]=
-23+(-19-33)=.
-23+(-52)=-23-52=-75

succes