How to Sum subtract and multiply two integer fields

class Add(models.Model): budget = models.IntegerField() Expense = models.IntegerField() Now I would like to do a complete calculation for example budget - Expense and budget + expense. Kindly hel me. -- You received this message because you are subscribed to the Google Groups "Djang

POINT OF SALE SYSTEM

Can a POS (point of sale) software be made in Django? -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails