Page 1 - 1. Lesson Notes
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SAI International School




                                                       MIND MAP








                                                        Roman
                                                      Numerals




                                        -   Symbols of Roman numbers
                                        -   Rules of Roman numbers








                   7 symbols are used to represent numbers.            -There is no symbol for zero and no
                                                                       place value in the Roman system.
                   These symbols are called Roman Numerals.
                                                                       - 'V' can never be subtracted from
                     I    V     X     L     C       D        M         'X'.

                    1    5    10   50  100   500   1000                - 'I' can only be subtracted from 'V'
                                                                       and 'X'.
                                                                       - 'V' is never repeated.
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