Displaying number before decimal points in oracle
Example:
SQL&gt; select to_char((2 * 2.5) / 100) from dual;

TO_
---
.05

SQL&gt; select to_char((2 * 2.5) / 100, '99990D99') from dual;

TO_CHAR((
---------
     0.05

SQL&gt;

Update:
Number example:
SQL&gt; select (2 * 2.5) / 100 as mynum from dual;

     MYNUM
----------
       .05

SQL&gt; col mynum format 99990D99
SQL&gt; select (2 * 2.5) / 100 as mynum from dual;

    MYNUM
---------
     0.05

SQL&gt;

Number Format Models