Convert the fractional binary number 0.1101 into decimal fraction
The number 0.1101 is converted into decimal number as
\begin{aligned} & 1 \times 2^{-1}+1 \times 2^{-2}+0 \times 2^{-3}+1 \times 2^{-4} \\ & =0.5+0.25+0+0.625 \\ & =0.8125 \end{aligned}