Question

Write numbers for the following vinculum numbers :

$5\overline{4}$

Answer 1

Vinculum numbers:

Negative base to a number is the multiple of $10$ which is just smaller than the number .

Nearest negative base to $5\overline{4}$ $=50$

and the unit's digit is $4$

subtract the unit digit from the base i.e. $50-4=46$

Hence, number is $46$ for vinculum $5\overline{4}$ .