In English: (0 = zero)
1 = one
2 = two
3 = three
4 = four
5 = five
6 = six
7 = seven
8 = eight
9 = nine
10= ten
11 = eleven
12 = twelve
13 = thirteen
14 = fourteen
15 = fifteen
16 = sixteen
17 = seventeen
18 = eighteen
19 = nineteen
20 = twenty
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I spell them correctly.
These are the prime numbers 1-20 2,3,5,7,11,13,17,19
The numbers 1-20 are on a dart board so there are twenty numbers.
20 and 1. 20 + 1 = 21 20 - 1 = 19
2/5 of the numbers from 1 to 20 are prime numbers
12
one
English
One to twenty
The square numbers between 1 and 20 are 1,4,9 and 16.
10,000,000,000,000 I think
Uno-cincuenta