Question

How do you convert a binary number into a decimal number?

A by expanding the binary number as the sum of different powers of 2
B by dividing the binary number by 2 repeatedly
C by expanding the binary number as the sum of different powers of 10
D by dividing the binary number by 10 repeatedly

Answer 1

b

Step-by-step explanation:

cause b

Answer 2

by expanding the binary number as the sum of different powers of 2. For example:

0000 0110 #binary ==
1*2^3 + 1*2^2 = 12