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of an acute tone, then it signifies so many thousands, as in these examples.
| 1000. Α ʹ |
10000. Ι ʹ |
100000. Ρ ʹ |
After the third manner, the Greeks use only six letters in signifying their numbers, viz. Ι, for an Unite, Π for the number five, because it is the head of the word πέντε (i.e.) five. Δ for the number ten, from δέκα. Η for a hundred from ἐκατόν. Χ for a thousand from the word χίλια, Μ for ten thousand from μύρια. From which six letters joyned in number after their manner unto four, or to other numbers, they make other numbers, besides Π which is not multiplyed, nor joyned to it self, but alwayes signifies the fives of others, as appears in the following examples.
| 1 Ι |
2 ΙΙ |
3 ΙΙΙ |
4 ΙΙΙΙ |
5 Π |
6 ΠΙ |
7 ΠΙΙ |
8 ΠΙΙΙ |
9 ΠΙΙΙΙ |
| 10 Δ |
11 ΔΙ |
12 ΔΙΙ |
13 ΔΙΙΙ |
14 ΔΙΙΙΙ |
15 ΔΠ |
16 ΔΠΙ |
20 ΔΔ |
21 ΔΔΙ |
|
50 |
60 |
100 Η |
200 ΗΗ |
500 |
1000 Χ |
5000 |
10000 Μ |
50000 |
