[INWORDS] 10 - writes out a number in words. This works in English only.
[INWORDS] [PRICENUM]Expamles:
[INWORDS] 10 will write out then [PRICENUMINWORDS] [INVOICEPAYMENTSNUM] will write out the invoice sum of all payments [INWORDS] [INVOICEPAYMENTSNUM] [+] 10 will write out the invoice sum of all payments plus 10
Note: Always use the template variables ending with NUM if numbers are involved. The math functions will only work with numbers with a decimal point (not a decimal comma) and no thousands separator and no currency symbol.