A Playground of Thoughts > Number Systems of the World > The Number System of Welsh (Modern)

The Number System of Welsh (Modern)


This page is based on Bilingualism and Number in Wales.

Welsh has two number systems, the traditional system and the modern system shown below, the latter becoming increasingly common. This is a good example of shifting to a straightforward decimal system.

NumberReadingMeaning
0?-
1un1
2dau2
3tri3
4pedwar4
5pump5
6chwech6
7saith7
8wyth8
9naw9
10deg10
11un deg un1 × 10 + 1
12un deg dau1 × 10 + 2
13un deg tri1 × 10 + 3
14un deg pedwar1 × 10 + 4
15un deg pump1 × 10 + 5
16un deg chwech1 × 10 + 6
17un deg saith1 × 10 + 7
18un deg wyth1 × 10 + 8
19un deg naw1 × 10 + 9
20dau ddeg2 × 10*
21dau ddeg un(2 × 10*) + 1
22dau ddeg dau(2 × 10*) + 2
23dau ddeg tri(2 × 10*) + 3
24dau ddeg pedwar(2 × 10*) + 4
25dau ddeg pump(2 × 10*) + 5
26dau ddeg chwech(2 × 10*) + 6
27dau ddeg saith(2 × 10*) + 7
28dau ddeg wyth(2 × 10*) + 8
29dau ddeg naw(2 × 10*) + 9
30tri deg3 × 10
31tri deg un(3 × 10) + 1
32tri deg dau(3 × 10) + 2
33tri deg tri(3 × 10) + 3
34tri deg pedwar(3 × 10) + 4
35tri deg pump(3 × 10) + 5
36tri deg chwech(3 × 10) + 6
37tri deg saith(3 × 10) + 7
38tri deg wyth(3 × 10) + 8
39tri deg naw(3 × 10) + 9
40pedwar deg4 × 10
41pedwar deg un(4 × 10) + 1
42pedwar deg dau(4 × 10) + 2
43pedwar deg tri(4 × 10) + 3
44pedwar deg pedwar(4 × 10) + 4
45pedwar deg pump(4 × 10) + 5
46pedwar deg chwech(4 × 10) + 6
47pedwar deg saith(4 × 10) + 7
48pedwar deg wyth(4 × 10) + 8
49pedwar deg naw(4 × 10) + 9
50pum deg5* × 10
51pum deg un(5* × 10) + 1
52pum deg dau(5* × 10) + 2
53pum deg tri(5* × 10) + 3
54pum deg pedwar(5* × 10) + 4
55pum deg pump(5* × 10) + 5
56pum deg chwech(5* × 10) + 6
57pum deg saith(5* × 10) + 7
58pum deg wyth(5* × 10) + 8
59pum deg naw(5* × 10) + 9
60chwe deg6* × 10
61chwe deg un(6* × 10) + 1
62chwe deg dau(6* × 10) + 2
63chwe deg tri(6* × 10) + 3
64chwe deg pedwar(6* × 10) + 4
65chwe deg pump(6* × 10) + 5
66chwe deg chwech(6* × 10) + 6
67chwe deg saith(6* × 10) + 7
68chwe deg wyth(6* × 10) + 8
69chwe deg naw(6* × 10) + 9
70saith deg7 × 10
71saith deg un(7 × 10) + 1
72saith deg dau(7 × 10) + 2
73saith deg tri(7 × 10) + 3
74saith deg pedwar(7 × 10) + 4
75saith deg pump(7 × 10) + 5
76saith deg chwech(7 × 10) + 6
77saith deg saith(7 × 10) + 7
78saith deg wyth(7 × 10) + 8
79saith deg naw(7 × 10) + 9
80wyth deg8 × 10
81wyth deg un(8 × 10) + 1
82wyth deg dau(8 × 10) + 2
83wyth deg tri(8 × 10) + 3
84wyth deg pedwar(8 × 10) + 4
85wyth deg pump(8 × 10) + 5
86wyth deg chwech(8 × 10) + 6
87wyth deg saith(8 × 10) + 7
88wyth deg wyth(8 × 10) + 8
89wyth deg naw(8 × 10) + 9
90naw deg9 × 10
91naw deg un(9 × 10) + 1
92naw deg dau(9 × 10) + 2
93naw deg tri(9 × 10) + 3
94naw deg pedwar(9 × 10) + 4
95naw deg pump(9 × 10) + 5
96naw deg chwech(9 × 10) + 6
97naw deg saith(9 × 10) + 7
98naw deg wyth(9 × 10) + 8
99naw deg naw(9 × 10) + 9
100cant100

* Different form


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