The modern style for numbers

Consider how you would write the number on each card. Then, flip the card to see how the Supreme Court justices do it. Next, challenge yourself with the Level 2 numbers exercise!

Flip Cards – Numbers

One witness testified that, 8 / eight days before the murder, he had seen Andrew in a rural area commonly used for target practice.

Answer: eight Generally, spell out numbers zero to nine.

When they ran out of money 3 / three months later, they returned to the United States and were immediately arrested.

Answer: three Generally, spell out numbers zero to nine.

The witness also said that later he found 16-gauge / sixteen-gauge shotgun shells at the site.

Answer: 16-gauge Generally, use numerals for numbers 10 and above.
Flip Cards – Numbers

With minor amendments not relevant here, that definition endured for about thirty / 30 years.

Answer: 30 Generally, use numerals for numbers 10 and above.

Twenty-four hours / 24 hours later, those photos disappear.

Answer: Twenty-four hours Spell out higher numbers when they start the sentence.

In a pending suit against San Francisco regarding the Bayside facility, the penalties sought are $10 billion (ten-billion dollars) / $10 billion.

Answer: $10 billion No repetitive parenthetical is needed. 
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