Module 7.3: Number use Flashcards
What is the guideline for writing numbers up to and including nine?
They should be written out in full when used in a complete sentence.
How should numbers 10 and above be written?
They should be written in numerals.
What does The Chicago Manual of Style suggest for spelling out numbers?
It suggests spelling out numbers up to one hundred in nontechnical documents.
How are very large numbers typically written?
As a mixture of words and numerals.
When are decimals almost always written as numerals?
In technical writing.
What is the general guideline for writing percentages?
Use percent after numbers written as words and % symbol when expressed as numerals.
What does The Chicago Manual of Style recommend for percentages in scientific writing?
Using numerals and % at all times.
True or False: Percent is standard in American English while per cent is traditional in British English.
True.
How should simple and commonly used fractions be written?
Typically as words.
How should complex or uncommon fractions be written?
Most often written numerically.
When should amounts of money be written?
They can be written as words or numerals, but currency symbols are used with numerals.
When writing ordinal numbers in formal writing, how should they be presented?
They should always be written out in full.
What is the preferred format for times in technical and business writing?
Times should usually be written with numerals.
What are the two date formats used in US English and UK/Australian English?
US English: Month-Day-Year; UK/Australian English: Day-Month-Year.
What punctuation is necessary before the year in a date for US English?
A comma is necessary when writing a date out in full.
What is the standard way to write years?
Years are almost always written as numerals.
How should decades be written?
Both words and numerals are common, but consistency is key.
What is the rule for punctuating numbers longer than four digits?
It is common to punctuate with commas after every third digit from right to left.
How should compound numbers be written out?
They should be hyphenated when written out in full.
What should be done if a sentence starts with a numeral?
The number should be written out in full.
Can years and decimals be used at the start of a sentence?
Yes, they can.
What is the most important principle regarding numbers in a document?
Consistency is key.
Fill in the blank: In American English, the standard for writing a date in full is to include a ______ before the year.
comma.
