| − | '''Roman Numerals''' are numeric symbols, originally used by the Roman Empire, to show numeric values, such as LXII for 62, or MMIX for 2009. A Roman numeral can contain the following letters, to denote each value: | + | '''Roman Numerals''' are numeric symbols, originally used by the Roman Empire, to show numeric values, such as LXII for 62, or MMXV for 2015. A Roman numeral can contain the following letters, to denote each value: |