How do you divide octal and hexadecimal nos?

Answer 1

If you mean, for example, divide one hexadecimal number by another:

In any number base, you can use basically the same method you use with decimal numbers - in the case of division, the "long division". However, you have to use the corresponding multiplication table, for example, the multiplication table for multiplying two hexadecimal digits, with a hexadecimal result.