Write the decimal value of the following binary numbers a)1010102 b) 10000112

Conversion from binary number to decimal value :

Multiply each binary digit from right to left with the power of 2 stars from 0 to n-1 where n is the size of the binary number.

• For example, consider the 4-bit binary number, 1000
• ${1000}_2$
• Multiply each digit, 1,0,0 and 0 by the power of 2 

$2^3,2^2,2^1 \mathrm{and} 2^0$