How to use:
Save this file in your My Documents.
Open New Excel Work Book.
Go to TOOLS ---- ADD-INS
Browse for the saved file as above
Click OK and TICK Amtinwords (It will be ticked automatically once browsed)
Now you can use formula as =amtinwords(cell), where cell reference is where the amount in figures is written.
In some cases if Security Level is High in Macros, then you'll have to set Security level to low so as to enable this macro.