January 2019 2 18 Report
Oblicz:
a) -1+4=
b) -1-4=
c) -1-(-4)=
d) 8-(-15)=
e) 8-15=
f) -8-(-15)=
g) -17-(+24)=
f)-17+24=
I przy okazji mógłby mi ktoś wytłumaczyć o co w tym chodzi?

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