[tex]a] \ (-5)+3=-(5-3)=-2\\\\b] \ (-6)+(-2)=-(6+2)=-8\\\\c] \ 28+(-17)=28-17=11\\\\d] \ (-10)+(-21)+12=-(10+21)+12=-31+12=-19\\\\e] \ 5-8=-(8-5)=-3\\\\f] \ (-9)-8=-(9+8)=-17\\\\g] \ 4-(-12)=4+12=16\\\\h] \ (-18)-(-6)=-18+6=-12[/tex]
Odpowiedź:
c) 11
d) -19
e) -3
f) -17
g) 16
h) -12
