Question Number 38759 by velmurugan last updated on 29/Jun/18
$$\mathrm{3}+\mathrm{3}= \\ $$
Commented by Rio Mike last updated on 29/Jun/18
$${ofcourse}\:\mathrm{6}. \\ $$
Commented by maxmathsup by imad last updated on 30/Jun/18
$$\mathrm{3}+\mathrm{3}=\mathrm{0}\:{in}\:{Z}/\mathrm{2}{Z}\:\:{and}\:{Z}/\mathrm{3}{Z}\:\:{and}\:\mathrm{3}+\mathrm{3}=\mathrm{6}\:{out}\:… \\ $$