What base are binary, decimal and hexadecimal numbers?
binary = base 2 decimal = base 10 hexadecimal = base 16
How to convert from binary to decimal?
Multiply the nth least significant digit by 2^(n-1)
How to convert from binary to hexadecimal?
Split binary into nibbles and convert nibbles into decimal and if it is greater than 9, represent the 2 digit numbers with a letter starting from A to F
Why do we use hexadecimal as a shorthand for binary?
Makes it easier for humans to work with when binary numbers are long. Takes up less area on the output monitor when binary numbers are long