CompTIA A+ (220-901) Practice Exam 2026 - Free Practice Questions and Study Guide

To convert the binary number 1101 1100 into its decimal form, you can assign powers of 2 to each digit, starting from the rightmost bit (which is the least significant bit) and moving to the left (which is the most significant bit). Each binary digit represents a power of 2, depending on its position.

Starting with the binary number 1101 1100:

- From right to left, the bits represent:

- 0 × 2^0 = 0

- 0 × 2^1 = 0

- 1 × 2^2 = 4

- 1 × 2^3 = 8

- 1 × 2^4 = 16

- 0 × 2^5 = 0

- 1 × 2^6 = 64

- 1 × 2^7 = 128

Next, you can sum these values:

0 + 0 + 4 + 8 + 16 + 0 + 64 + 128 = 220.

Therefore, the decimal value of the binary number 1101 1100 is 220, making this