Decimal system

Decimal system may refer to:

• Decimal (base ten) number system, used in mathematics for writing numbers and performing arithmetic
• Dewey Decimal System, a subject classification system used in libraries
• Decimal currency system, where each unit of currency can be divided into 100 (or 10 or 1000) sub-units
• Decimal measurement system, see decimalization

See also

• Metric system
• Decimal point
• Positional notation with decimal points
• Template:Srt
• Decimal (disambiguation)