September 2018 3 4 Report

Oblicz wartości podanych wyrażeń.

17 +( - 21)=


45 +(- 62)=


(-51) + 36=


(- 85) +49=


(- 32)+(-18)=


(-51) + (-78)=

(-97) + (-13)=

(-28) + (-67)=


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