Information Representation
Binary - Binary to decimal conversion (2 of 2)

2. Write the binary digits under the column values

128 64 32 16 8 4 2 1
0 0 1 0 1 0 0 1

The list of bits that are 1 starts with 32

Finally...

3.add the numbers in the list that are marked with a 1

In the list these are: 32,8,1
These, when added give:32 + 8 + 1 = 41

The result is the decimal value 41.