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Transformati urmatoarele numere din baza 10 in baza 2 :a)9, b) 43, c) 137​

Răspuns :

9₍₁₀₎ =

= 8+1

= 1·2³+0·2²+0·2¹+1·2⁰

= 1001₍₂₎

43₍₁₀₎ =

= 32+8+2+1

= 1·2⁵+0·2⁴+1·2³+0·2²+1·2¹+1·2⁰

= 101011₍₂₎

137​₍₁₀₎ =

= 128+8+1

= 1·2⁷+0·2⁶+0·2⁵+0·2⁴+1·2³+

  +0·2²+0·2¹+1·2⁰ = 10001001₍₂₎