IX = 9
The Roman numeral IX converts to the number 9.
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9 = IX
How to read IX
| Symbol | Value |
|---|---|
| IX | 9 |
Read the symbols left to right, adding each one to the total (a two-letter symbol like CM or IX is a single subtractive pair).IX therefore equals 9 = 9.
Where you see IX
IX (9) is one of the first subtractive numerals learners meet — literally 'one before ten'. On clock faces it sits at 9 o'clock, and in titles it flags the ninth installment of a series. Beethoven's Ninth (Symphony No. 9 in D minor, Op. 125) is simply known as 'the Ninth'.
| Number | Roman numeral |
|---|---|
| 6 | VI |
| 7 | VII |
| 8 | VIII |
| 9 | IX |
| 10 | X |
| 11 | XI |
| 12 | XII |
What number is IX?
IX is the Roman numeral for 9. It breaks down as IX (9), which adds up to 9.
How do you write 9 in Roman numerals?
9 is written IX. IX = 9 = 9, following the standard addition and subtraction rules.
Where you see IX
IX (9) is one of the first subtractive numerals learners meet — literally 'one before ten'. On clock faces it sits at 9 o'clock, and in titles it flags the ninth installment of a series. Beethoven's Ninth (Symphony No. 9 in D minor, Op. 125) is simply known as 'the Ninth'.