For problems $8,9$ and $10,$ convert the following decimal numbers into $8-$bit binary numbers as required for $2\text{'}$s complement math, and perform the indicated operations. Circle or bold your binary answer and show your work

Notes:

Remember that positive numbers are represented in sign$-$magnitude format in $2\text{'}$s complement math

$+48$

$=,+30$

$9.$

$+48--30$