For r$\text{'}$s complement use r$^$n$$N formula, where r is base, n is number of digits & N is original number

For $($r$1)\text{'}$s complement use $($r$^$n$1)$N formula, where r is base, n is number of digits & N is original number

Show all the steps in detail

a$)$ Derive the r$\text{'}$s complements of the following numbers:

i$.$