I saw a shirt for $97. I borrowed $50 from my mother and $50 from my father. I bought the shirt with $3 in change. I gave $1 to
my mother, $1 to my father, and kept the extra $1 for myself. Now I owe $49 to my mother and $49 to my father. 49+49=98+my $1=99. Where did the other $1 go?
