J41 In the following equation: - $$ 29+38+10+4+5+6+7 = 99 $$ the left hand side contains every digit exactly once. Either find a similar expression (involving only $+$ signs) whose sum is $100$, or prove that it is impossible to do so.
J41 In the following equation: - $$ 29+38+10+4+5+6+7 = 99 $$ the left hand side contains every digit exactly once. Either find a similar expression (involving only $+$ signs) whose sum is $100$, or prove that it is impossible to do so.