Răspuns:
[tex]a) - 3 - 5 + 8 + 3 - 7 = - 4[/tex]
[tex]b)8 + 4 - 9 - 6 = - 3[/tex]
[tex]c)3 - 10 + 8 - 11 = - 10 \\ d)13 + 11 - 6 - 4 = 14 \\ e)4 - 11 + 15 = 8 \\ f)4 + 11 + 2 - 12 = 5 \\ g) - 5 - 12 + 8 - 10 = - 19 \\ h) - 16 + 5 - 15 - 7 + 15 = - 18 \\ i)7 - 10 + 6 - 2 - 2 = 7 \\ j) + 9 - 1 - 9 - 12 = - 13 \\ k)18 + 6 + 15 - 1 - 0 = 38[/tex]
[tex]l)-20+14+2+20=16 \\
m)4-9-(-8+3)=-5+5=0
n)-3+7-11-(7+22)=-7-29=-36
o)6-6-5+(-2-14)=-5-16=-21
p)4+(-5-4+4)=-1
q)14-2+[-8+(-3+17)+5]=12+(-2+14)=12+12=24
r)-12-(-3-13)-[-4-(7-1)]=-12+16-(-4-6)=4+10=14
s)5+[-9-(8+6)]-(-8-10)=5+(-9-14)+18=23-23=0[/tex]