Prefix for a multiple of 10, symbol: da.
Prefix for a subdivision of 0.1 or 1/10, symbol: d.
Reference to the number base of ten, or a fractional number represented by digits to the right of a decimal marker.
UK (and US) practice is to use a full stop (period or dot) on the line as the decimal marker.
Whole numbers should be expressed without a decimal marker.
When a number is less than one, the decimal marker should be preceded by a zero.
Unit of measurement of temperature, symbol: oC.
degree (plane angle)
Unit of measurement of plane angle, non-SI but accepted for use with SI, symbol: o.