30 in English: how to spell and say thirty
thirty
/ˈθɜːrti/
Short answer
30 is written thirty in English and pronounced /ˈθɜːrti/. The ordinal form is 30th, written thirtieth. The number before it is 29 (twenty-nine) and the number after it is 31 (thirty-one). 30 is an even number. 30 is 3 tens and 0 ones. In Roman numerals it is XXX.
Key facts
- In digits
- 30
- In words
- thirty
- Pronunciation
- /ˈθɜːrti/
- Ordinal form
- 30th · thirtieth
- Number before
- 29 · twenty-nine
- Number after
- 31 · thirty-one
- Odd or even
- even
- Roman numeral
- XXX
- Word list
- Numbers 1 to 100 in English: Words and Pronunciation
Numbers near 30
Practice on screen
Look at the picture or number and choose the right English word. Ten questions each round.
Free tools
Printables that go with this topic
Multiplication Worksheets Bundle
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Questions and answers
How do you spell 30 in English?
30 is spelled thirty.
How do you pronounce thirty?
Thirty is pronounced /ˈθɜːrti/. Press the listen button on this page to hear it.
What is 30 as an ordinal number?
30 as an ordinal number is 30th, written thirtieth.
What number comes after 30?
After 30 comes 31, written thirty-one.
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