Decimal vs. Binary

• Decimal (base 10)

  • 124 = 100 + 20 + 4
  • 124 = 1 ? 102 + 2 ? 101 + 4 ? 100

• Binary (base 2)

  • 1111100 = 64 + 32 + 16 + 8 + 4 + 0 + 0
  • 1111100 = 1 ? 26 + 1 ? 25 + 1 ? 24 + 1 ? 23 + 1 ? 22 + 0 ? 21 + 0 ? 20

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