Numbers
Write the numbers one to nine as words. Write 10+ as numerals, except at the start of a sentence (or, even better, rearrange the sentence).
Correct | Incorrect |
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The class runs for seven weeks. | The class runs for 7 weeks. |
The survey had 23 responses from students. | The survey had twenty-three responses from students. |
Twenty-three students responded to the survey. | 23 students responded to the survey. |
Use commas to separate thousands.
Correct | Incorrect |
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Federation has more than 5,000 students. | Federation has more than 5000 students. |
Use the words ‘per cent’ not the % symbol (% can be used in tables and diagrams to save space).
Correct | Incorrect |
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More than 83 per cent of students prefer us to contact them by email. | More than 83% of students prefer us to contact them by email. |
Separate spans of numbers, including years and times, with an en-dash.
Correct | Incorrect |
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2013–14 | 2013-14 |
2017–18 | 2017/18 |
4–6 pm | 4-6 pm |