Numbers and Symbols Flashcards
What numbers are spelled out?
Single digit numbers (Zero through Nine) unless they meet the exception rules
What numbers are spelled out through numerals?
10 and above are spelled using numerals, unless they meet the exception rules
When are symbols used for percent, dollars, pounds, and euros?
Only use the symbols when the speaker says the actual word for percent, dollars, pounds, and euros. If not stated, don’t use it.
Should symbols be used for general references, nonstandard numbers, ranges, or currencies that aren’t euros, dollars, and pounds?
No, spell out any symbol used as a general reference, unless it’s a trademarked name or a conventional format rule.
Ex.
How many US dollars are in a Canadian dollar?
What percent of my time would you need?
It’d be around 30-something percent.
I can’t believe you paid 60 bucks for a pair of socks.
Should the word “to” be spelled out when referring to a number range or should a day be used?
Spell out “to” when referring to a range of numbers.
Ex. 35 to 55
Should fractions be numerical or spelled out?
Fractions should always be spelled out.
Ex. One-fifth
Should inexact numbers and estimates be spelled out or a numerical value?
Spell out rough estimates but use numerical values for exact number estimates.
Ex. It was several thousand tons.
It was 15-plus thousand tons.
Are large numbers like millions, billions, and trillions spelled out or numerical values?
The word part of millions, billions, and trillions are spelled out while numbers part follows the usual formatting. However, numerical values are used for specific large numbers.
Ex. 50 million
One trillion
6,782,567
Are money values spelled out or numerical?
Always use numeric form for money, unless it’s an inexact number.
Ex. $658.90
$1,235,563,236
€15K
Hundreds of thousands of bucks
If multiple numbers are used in a sentence, should a symbol be used or should the symbol be spelled out?
Spell out symbols for numbers of the same context when used in a sentence.
Ex.
Maybe 50 or 60 percent of my time is actually useful.
We had three donations of 30, 40, and 50 thousand dollars.
If multiple numbers are used in a sentence, should the numbers be spelled out or in numerical values?
If a number fits one set of rules, all following numbers I’m the sentence from that category should follow the same formatting.
Ex.
A mixture of buildings - one of 103 stories, five of 50 or more, and a dozen of only 3 or 4 - has beensuggested for the area.
He had 15 ties but only 2 socks. (Both are the same category, articles of clothing)
It’s $3 for one and I had five of them.
