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Round 23.455 to 4 significant digits:
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Round 23.455 to 4 significant digits:

User Ashley Pillay
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2 Answers

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23.455 are 5 significant digits.

You just round it by excess to 23,46 because the last digit is 5
User Marklar
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5 votes
23.46, significant numbers are any non-zero numbers and any zeros after non-zero numbers in a decimal
User Agibsen
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