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Anonymous Posted 6 years ago
Grammar

"a 1,800-year-old" or "an 1,800-year-old"

"a 1,800-year-old" or "an 1,800-year-old"

Which one is grammatically correct? Or are both options valid?

Also is including the comma necessary for it to be grammatically correct? Would 1800 or 1 800 also be equally correct?

  

Top answer

The use of a or an depends on the initial sound of the following word. Say eg an apple eg a red apple eg an expensive apple eg an 1,800-year-old tree

  • The use of a or an depends on the initial sound of the following word.
  • Say eg an apple eg a red apple eg an expensive apple eg an 1,800-year-old tree
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2 Answers
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The use of a or an depends on the initial sound of the following word.

Say

eg an apple

eg a red apple

eg an expensive apple

eg an 1,800-year-old tree

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anonymousAlso is including the comma necessary for it to be grammatically correct?

The comma is mandatory in American English, but that is not grammar but style.

anonymousWould 1800 or 1 800 also be equally correct?

The one with the space is dead wrong. The one without the comma is used in certain circumstances, bu

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