Abhijeet Deshpande (Co-Founder & Manager @ Tax-Yantra) (1171 Points)
25 January 2011
Manmohan ACA, CS
(Chartered Accountant )
(14243 Points)
Replied 25 January 2011
(10X + Y) - (X+Y) = 9Y, so every number in 9 table has + sign thats all