Bed Room Tiles Quantity

Bed Room Tiles Quantity
01	02	03	04	05	06
Tiles Length	Tiles Width	Room Area	Tiles Qty	Tile Cost	Total Tiles Cost
mm	mm	sq.mt.	nos.	rupees	rupees
How to calculate?
(1) Select Tiles Length into mm,
(2) Select Tiles Width into mm,
(3) Type Room Area into Square Meter,
(4) For getting Tiles Quantity Click on Green cell and getting automatically Tiles Quantity,
(5) Type one Tile Cost into Rupees
(6) For Total Tiles Cost Click into Green Cell and getting Total Amount of Tiles auto generated