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The first 3 significant digits of a number are the first 3 digits starting from the left ignoring any leading zeros.
So 31456 = 31500 (3 significant digits)
The 5 in the "56" rounds the 4 up.
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What is 1.239 rounded to 3 significant digits?
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There are three significant digits in 60.1.
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When multiplying numbers with different numbers of significant digits, the result should have the same number of significant digits as the least precise measurement. Count the number of significant digits in each number, perform the multiplication as usual, and then round the result to the least number of significant digits used in the calculation.
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No, it has 3 significant digits.
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How do you round to 3 significant digits?
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