$1\mathrm{.}8.$ Perform the following Subtraction using their respective radix$-$minus$-$one and true complement:

$($i$),1001\mathrm{.}101-1011\mathrm{.}01$

$($iv$),(127{)}_8-(64\mathrm{.}35{)}_8$

$($ii$)$ C$3$A$.$EDh $-123\mathrm{.}345h$

$($v$),(35\mathrm{.}125{)}_8-(64\mathrm{.}35{)}_8$

$($iii$)23$A$.$EDh $-$ A$23\mathrm{.}345$h