Please explain the steps to me, thank you
Each 1 hexadecimal digit corresponds to 4 binary digits: 0~9 => 0000~1001, A~F => 1010~1111. 58.Ch=0101 1000.1100b=1011000.11b.
The 0s before the most significant bit and after the least significant bit can be deleted without changing the size of the number.