In general, spell out whole numbers up to nine and use figures for 10 and above.

​three students, the 10th army, the fifth sentence, 89 universities, the 22nd time

But, if a sentence begins with a number, regardless of if it is under 10, spell it out.

​Twenty-one outstanding researchers were given international awards this year.

For numbers with decimals and numbers larger than 1 with fractions, use figures.

​        2.2 million students, 0.35 cm
But  three-quarters complete, two-thirds passed

Round numbers in the millions and billons generally follow the rule of spelling out below 10, except for monetary units preceded by a symbol.

​        two million bushels, 2.5 million bushels, 10 billion cubic metres
But  $1 billion

In quotes, write out figures when necessary.

​“We expected between three and four thousand to show up,” explain the Vice-President.

In expressing a range, use “from…to” or “between…and”

​From two to 20 people were expected.
The audience ranged between 60,000 and 75,000.

Universities Canada uses percent (no space or hyphen), percentage, not per cent.

When referring to amounts from most parts of the world other than the United States, it is best to convert amounts into Canadian dollars. Use phrases like equivalent to C$500.

Omit periods from Currency abbreviations: $500 US

Use figures in monetary units with a symbol for U.S. and Canadian dollars.

​$1 (not $1.00), $7 million, $850 million US, a $15-million mistake

Currencies other than U.S. and Canadian should be written out, with the name of the country (as an adjective), unless the context makes that redundant.

​         The book costs 200 Swedish krona.
         She spent 240 British pounds on tuition.
But   A hotel in London can easily cost 100 pounds.

Do not abbreviate months of the year without an exact date.

November 1992 is a month I remember well.
October was a hot month that year

When a complete date is given, the name of the month is abbreviated, except for March, April, May, June and July, which are never abbreviated. Use the abbreviated forms with periods in text.

​The year is offset with commas.

​ He resigned Dec. 13, 1997
The university was founded June 1, 1911, with great fanfare.

In tables, abbreviations are preferred. Use the abbreviated forms without periods. March, June and July may be abbreviated in tabular material only.

​Jan, Feb, Mar Apr, May, June or Jun, July or Jul, Aug, Sep, Oct, Nov, Dec

Do not include “nd” or “st” after dates (Jan. 22) but use with centuries (21st century).

Write time in figures.

​         10 a.m., 2:30 p.m.
Not   10:00 a.m.