Talen 1801 till 1900 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1801 | = | MDCCCI | = | 1000 + 500 + 100 + 100 + 100 + 1 |
| 1802 | = | MDCCCII | = | 1000 + 500 + 100 + 100 + 100 + 1 + 1 |
| 1803 | = | MDCCCIII | = | 1000 + 500 + 100 + 100 + 100 + 1 + 1 + 1 |
| 1804 | = | MDCCCIV | = | 1000 + 500 + 100 + 100 + 100 + 5 − 1 |
| 1805 | = | MDCCCV | = | 1000 + 500 + 100 + 100 + 100 + 5 |
| 1806 | = | MDCCCVI | = | 1000 + 500 + 100 + 100 + 100 + 5 + 1 |
| 1807 | = | MDCCCVII | = | 1000 + 500 + 100 + 100 + 100 + 5 + 1 + 1 |
| 1808 | = | MDCCCVIII | = | 1000 + 500 + 100 + 100 + 100 + 5 + 1 + 1 + 1 |
| 1809 | = | MDCCCIX | = | 1000 + 500 + 100 + 100 + 100 + 10 − 1 |
| 1810 | = | MDCCCX | = | 1000 + 500 + 100 + 100 + 100 + 10 |
| 1811 | = | MDCCCXI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 1 |
| 1812 | = | MDCCCXII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 1 + 1 |
| 1813 | = | MDCCCXIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 1 + 1 + 1 |
| 1814 | = | MDCCCXIV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 5 − 1 |
| 1815 | = | MDCCCXV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 5 |
| 1816 | = | MDCCCXVI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 5 + 1 |
| 1817 | = | MDCCCXVII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 5 + 1 + 1 |
| 1818 | = | MDCCCXVIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 5 + 1 + 1 + 1 |
| 1819 | = | MDCCCXIX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 − 1 |
| 1820 | = | MDCCCXX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 |
| 1821 | = | MDCCCXXI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 1 |
| 1822 | = | MDCCCXXII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 1 + 1 |
| 1823 | = | MDCCCXXIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 1 + 1 + 1 |
| 1824 | = | MDCCCXXIV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 − 1 |
| 1825 | = | MDCCCXXV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 |
| 1826 | = | MDCCCXXVI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 + 1 |
| 1827 | = | MDCCCXXVII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 + 1 + 1 |
| 1828 | = | MDCCCXXVIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1829 | = | MDCCCXXIX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 − 1 |
| 1830 | = | MDCCCXXX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 |
| 1831 | = | MDCCCXXXI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 |
| 1832 | = | MDCCCXXXII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 + 1 |
| 1833 | = | MDCCCXXXIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 + 1 + 1 |
| 1834 | = | MDCCCXXXIV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 − 1 |
| 1835 | = | MDCCCXXXV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 |
| 1836 | = | MDCCCXXXVI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 + 1 |
| 1837 | = | MDCCCXXXVII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 + 1 + 1 |
| 1838 | = | MDCCCXXXVIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1839 | = | MDCCCXXXIX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 10 − 1 |
| 1840 | = | MDCCCXL | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 |
| 1841 | = | MDCCCXLI | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 1 |
| 1842 | = | MDCCCXLII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 1 + 1 |
| 1843 | = | MDCCCXLIII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 1 + 1 + 1 |
| 1844 | = | MDCCCXLIV | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 − 1 |
| 1845 | = | MDCCCXLV | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 |
| 1846 | = | MDCCCXLVI | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 |
| 1847 | = | MDCCCXLVII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 + 1 |
| 1848 | = | MDCCCXLVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 + 1 + 1 |
| 1849 | = | MDCCCXLIX | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 10 − 1 |
| 1850 | = | MDCCCL | = | 1000 + 500 + 100 + 100 + 100 + 50 |
| 1851 | = | MDCCCLI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 |
| 1852 | = | MDCCCLII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 + 1 |
| 1853 | = | MDCCCLIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 + 1 + 1 |
| 1854 | = | MDCCCLIV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 5 − 1 |
| 1855 | = | MDCCCLV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 5 |
| 1856 | = | MDCCCLVI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 5 + 1 |
| 1857 | = | MDCCCLVII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 5 + 1 + 1 |
| 1858 | = | MDCCCLVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 5 + 1 + 1 + 1 |
| 1859 | = | MDCCCLIX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 − 1 |
| 1860 | = | MDCCCLX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 |
| 1861 | = | MDCCCLXI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 1 |
| 1862 | = | MDCCCLXII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 1 + 1 |
| 1863 | = | MDCCCLXIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 1 + 1 + 1 |
| 1864 | = | MDCCCLXIV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 5 − 1 |
| 1865 | = | MDCCCLXV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 5 |
| 1866 | = | MDCCCLXVI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 5 + 1 |
| 1867 | = | MDCCCLXVII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 5 + 1 + 1 |
| 1868 | = | MDCCCLXVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 5 + 1 + 1 + 1 |
| 1869 | = | MDCCCLXIX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 − 1 |
| 1870 | = | MDCCCLXX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 |
| 1871 | = | MDCCCLXXI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 1 |
| 1872 | = | MDCCCLXXII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 1 + 1 |
| 1873 | = | MDCCCLXXIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 1 + 1 + 1 |
| 1874 | = | MDCCCLXXIV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 − 1 |
| 1875 | = | MDCCCLXXV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 |
| 1876 | = | MDCCCLXXVI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 |
| 1877 | = | MDCCCLXXVII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 + 1 |
| 1878 | = | MDCCCLXXVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1879 | = | MDCCCLXXIX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 − 1 |
| 1880 | = | MDCCCLXXX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 |
| 1881 | = | MDCCCLXXXI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 1 |
| 1882 | = | MDCCCLXXXII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 1 + 1 |
| 1883 | = | MDCCCLXXXIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 1 + 1 + 1 |
| 1884 | = | MDCCCLXXXIV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 − 1 |
| 1885 | = | MDCCCLXXXV | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 |
| 1886 | = | MDCCCLXXXVI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 |
| 1887 | = | MDCCCLXXXVII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 |
| 1888 | = | MDCCCLXXXVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1889 | = | MDCCCLXXXIX | = | 1000 + 500 + 100 + 100 + 100 + 50 + 10 + 10 + 10 + 10 − 1 |
| 1890 | = | MDCCCXC | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 |
| 1891 | = | MDCCCXCI | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 1 |
| 1892 | = | MDCCCXCII | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 1 + 1 |
| 1893 | = | MDCCCXCIII | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 1 + 1 + 1 |
| 1894 | = | MDCCCXCIV | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 5 − 1 |
| 1895 | = | MDCCCXCV | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 5 |
| 1896 | = | MDCCCXCVI | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 5 + 1 |
| 1897 | = | MDCCCXCVII | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 5 + 1 + 1 |
| 1898 | = | MDCCCXCVIII | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 5 + 1 + 1 + 1 |
| 1899 | = | MDCCCXCIX | = | 1000 + 500 + 100 + 100 + 100 + 100 − 10 + 10 − 1 |
| 1900 | = | MCM | = | 1000 + 1000 − 100 |