How will you convert a Hexa-decimal number to an Octal number

To convert a hexa-decimal number to an octal number, first convert the hexa-decimal number to its binary equivalent by writing the binary of the corresponding hexa-decimal digit in 4 bit form. After that group the binary numbers in 3 bits form from right hand side towards left hand side. Convert each binary group of 3 bits into its octal equivalent.