Wpisz znak = lub skreślone = ( żeby nei pisać skreślone = piszcie /= )
a) 7-3 O 7 + (-3)
b) -2-3 O (-2) + (-3)
c) 8 - 11 O -8 + 11
d) -5 -4 O (-5) + (-4)
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a) =
b) =
c) /=
d) =
a) =
b)=
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d)=