e. Long numbers can be written. Ex:
Seven thousand three hundred forty-eight dollars and nine cent.
f. When the factual number is so important use:
The gentleman is 44 (forty-four) years old.
The gentleman is forty-four (44) years old.
g. Spell out at the beginning of sentences.
Nineteen eighty-four was a dystopian science fiction movie. Hyphenate all numbers from twenty-one through to ninety-nine.
h. Use a comma to separate thousands and a full stop for decimals. Ex: 7,9386,297.85
i. When taking time, noon and midnight are easier to understand than numbers of 12.00 am and 12.00 pm. Writing out the time is common. Ex: I shall meet my friend at nine twenty-three.