Conversion calculators
4 calculators
Roman numerals, dates written in Roman numerals, and time conversions. Each page includes a table of common values so you can check a result at a glance.
Roman Numeral Date ConverterConvert any date into Roman numerals, with your choice of separator.Roman Numeral ConverterConvert numbers to Roman numerals and Roman numerals back to numbers.Minutes to Hours ConverterConvert minutes to hours and hours to minutes, as decimals and in hours and minutes.Hours to Week ConversionConvert hours to weeks, days and working weeks.