Binary Numbers use only the digits 0 and 1
Examples:
• 0 in Binary equals 0 in the Decimal Number System,
• 1 in Binary equals 1 in the Decimal Number System,
• 10 in Binary equals 2 in the Decimal Number System,
• 11 in Binary equals 3 in the Decimal Number System,
• 100 in Binary equals 4 in the Decimal Number System,
• etc.
Also called Base 2
See how to count in binary (press play):
../numbers/images/number-odometer.js?mode=2