Question 539290
It will be monday again if the remainder
is zero when you divide by {{{7}}}
{{{ 263/7 = 37 }}} plus a remainder of {{{4}}}
so, {{{ 263 - 4 = 259 }}}
{{{ 259/7 = 37 }}} with remainder of zero
259th day is monday
260th day is tuesday
261st day is wednesday
262nd day is thursday
263rd day is friday