7D in Decimal
Hexadecimal 7D equals 125 in decimal.
7D in all number bases
Decimal125
Hexadecimal0x7D
Binary0111 1101
Octal175
How 7d converts from hexadecimal to decimal
Multiply each digit by 16 raised to its position (starting at 0 from the right), then add the results:
7× 161 = 7 × 16 = 112
D× 160 = 13 × 1 = 13
Sum: 125