Oblicz odejmowanie liczb całkowitych
20-35(-5)=
50+(-70)-20=
-15+27-16=
32+(-18)-42=
45-(-5)+(-20)=
-21-(-29)-32=
-16+(-14)-(-17)=
-41+52-(-26)=
-18+39+(-9)=
Prosze pomóżcie !! bo nierozumiem...
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