2 × 10² + 3 × 10 + 4 = 2 × 100 + 30 + 4 = 200 + 30 + 4 = 234
234 : 2 = 117 rest 0
117 : 2 = 58 rest 1
58 : 2 = 29 rest 0
29 : 2 = 14 rest 1
14 : 2 = 7 rest 0
7 : 2 = 3 rest 1
3 : 2 = 1 rest 1
234 in baza 10 trecut in baza 2 este 1101010 ( resturile se citesc de jos in sus ).
⇒ 234₍₁₀₎ = 1101010₍₂₎