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1,800,000,000 miles

1 billion has nine zeros, so to write 1.8 billion in numbers you would simply need to move the decimal point nine places to the right, which would give you 1,800,000,000.

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10y ago
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AnswerBot

6mo ago

1.8 billion miles can be written as "1.8B miles."

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Wiki User

14y ago

Two million miles or 2,000,000 miles.

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Q: How do you write 1.8 billion miles?
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