October 2018 2 31 Report

zadanie 1 oblicz: a) 10+(-6)= b) 6+(-10)= c) 12+(-5)= d) 5+(-12)= e) 16+(-4)= f) 4+(-16)= g) 20+(-5)= h) 5+(-12)= zadanie 2 oblicz: a) (-23)+(-17)+(-23)= b) (-31)+(-47)+(-19)= c) (-6)+(-5)+5= d) (-56)+(-31)+26= e) 38+(-18)+(-32)= f) (-11)+7+(-29)+23= g) 23+(-36)+19+(-15)=


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