Lab Rev Numbers

1. Spell out nubmers from 1 through 10; use figures for numbers above 10. However, any number that begins a sentence is spelled out.
2. In technical copy and for emphasis, use figures for numbers.
3. In business writing, use figures for dates.
4. In business writing, use figures for most periods of time. If there are no minutes, omit the colon and zeros. (Use a.m., p.m., noon, midnight, or o'clock.
5. Use figures for exact or approximate amounts of money.
6. Spell out indefinite numbers and amounts of money.
7. Generally spell out ordinal numbers that can be expressed in one or two words. A hyphenated word counts as one word.
8. Spell out street names from First through Tenth; use figures above Tenth. Also use figures for all house numbers except One.