Decimal form of (111)₂ is _____?

Decimal form of (111)₂ is _____?

Explanation

To convert the binary number (111)₂ to decimal:

(111)₂ = 1 × 2² + 1 × 2¹ + 1 × 2⁰

= 1 × 4 + 1 × 2 + 1 × 1

= 4 + 2 + 1

= 7