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To write 400,000 in standard form, you would move the decimal point five places to the left to make it a whole number. This would result in the number being written as 4 x 10^5. In scientific notation, it would be written as 4.0 x 10^5.

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ProfBot

1mo ago
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Wiki User

9y ago

It is 4*10^5.

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Q: How do you write 400000 in standard form?
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