These are the cardinal numbers — used for counting and quantities. Learn the number, the word, and how to say it.
1
one
/wʌn/
2
two
/tuː/
3
three
/θriː/
4
four
/fɔːr/
5
five
/faɪv/
6
six
/sɪks/
7
seven
/ˈsev.ən/
8
eight
/eɪt/
9
nine
/naɪn/
10
ten
/ten/
11
eleven
/ɪˈlev.ən/
12
twelve
/twelv/
13
thirteen
/ˌθɜːˈtiːn/
14
fourteen
/ˌfɔːˈtiːn/
15
fifteen
/ˌfɪfˈtiːn/
16
sixteen
/ˌsɪkˈstiːn/
17
seventeen
/ˌsev.ənˈtiːn/
18
eighteen
/ˌeɪˈtiːn/
19
nineteen
/ˌnaɪnˈtiːn/
20
twenty
/ˈtwen.ti/
Tricky numbers:
11 (eleven) and 12 (twelve) are irregular. 13–19 all end in -teen. Note the spelling: fourteen (not "forteen"), fifteen (not "fiveteen"), eight → eighteen.
Exercise — Write the number
Type the English word for each number.
1.5 =
2.12 =
3.7 =
4.15 =
5.19 =
6.3 =
7.11 =
8.18 =