TO DEAL WITH NUMBERS
Figure Style – Consistency
out numbers 1 through 10. Use
figures above 10.
related numbers in a sentence the same way.
If any are above 10, put them all in figures.
Beginning Number – Ordinals
out numbers that begin a sentence. If the number is large, reword the
sentence so that the number appears later in the sentence.
out most ordinals (first, second, etc.) except in dates.
Commas in Number – Percents
a number contains four or more digits, use a comma to separate
thousands, millions, or higher.
even millions, billions or higher use the following style:
figures for percentages and spell out the word percent (one word).
Serial Numbers – No.
not use commas in large serial numbers.
No. may be used for the word number.
- No. 12876
- Stock No. 8102
- The word number may be omitted if
the meaning is clear. Flight
- Hyphenate spelled-out numbers between 21
- Example: twenty-five.
- Do not hyphenate other parts of a
spelled-out number over 100.
Three hundred thousand.
out most fractions that stand alone.
the elements with a hyphen.
Mixed numbers (whole numbers and fractions
together) are expressed in figures.
out a mixed number that begins a sentence.
the fractional element.
ages in figures when they are used as significant statistics.
ordinals (first, second, etc.) in reference to birthdays or anniversaries
except for special emphasis or when more
than two words would be needed.
When two numbers come together in a sentence and
one is part of a compound modifier, spell
out the first and express the second in figures.
four 3-room apartments
However, if the second
number would make a significantly shorter word, spell it out and express the
first in figures.
Example: 500 two-page circulars
figures in house numbers. Do
not use commas.
out streets numbered First through Tenth.
figures for street numbers over 10. Omit
th, st or d if a word such as East precedes the street.
out Street, Avenue, and Drive.
out North, Southeast, etc. except when they follow a street name.
figures to express amounts of money.
not use a decimal or zeros for even dollars ($50) in narrative.
the word cents in amounts less than $1.
amounts over and under $1 appear in the same sentence, use the style in the
money in even millions, billions or higher, use the following style:
$25 million $5 billion
a sentence, however, use one style only.
figures with a.m. and p.m.
a.m. and p.m. in small letters with no space after the first period.
Do not use a colon and
zeros for time “on the hour.” 5 p.m.
Use figures with
out the time “on the hour” if a.m., p.m. or o’clock is not used.
The words noon
and midnight may be used alone or with the figure 12.
the day of the month and the year in figures.
the day follows the month, do not use th, st or d.
a date is stated as above, use commas before and after the year.
the month follows the day or if no month is included, use th, st