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Unformatted text preview: equal to the overall amount of significant numbers in the quantity. The measurement 150.0 m has four significant figures. Because there is a zero to the right of the decimal point and it is after a nonzero number, it is considered significant. The last measurement 120 yd has two significant digits. The zero is simply a placeholder because there is no decimal and nonzero numbers to the right of it. It is important to be able to determine the number of significant figures properly because they tell us how precise a measurement is and gives a more accurate error analysis....
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 Spring '08
 Gould

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