SERA.14040 Pronunciation of numbers

When the language used for communication is English, numbers shall be transmitted using the pronunciation shown in Table S14-3:

Table S14-3 

Numeral or numeral element Pronunciation
0 ZE-RO
1 WUN
2 TOO
3 TREE
4 FOW-er
5 FIFE
6 SIX
7 SEV-en
8 AIT
9 NIN-er
10 TEN
11 EE-LE-VEN
12 TWELF
Decimal DAY-SEE-MAL
Hundred HUN-dred
Thousand TOU-SAND