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  2. Significant figures - Wikipedia

    en.wikipedia.org/wiki/Significant_figures

    125.340006 has seven significant figures if the resolution is to 0.0001: 1, 2, 5, 3, 4, 0, and 0. Zeros to the left of the first non-zero digit ( leading zeros ) are not significant . If a length measurement gives 0.052 km, then 0.052 km = 52 m so 5 and 2 are only significant; the leading zeros appear or disappear, depending on which unit is ...

  3. Nines (notation) - Wikipedia

    en.wikipedia.org/wiki/Nines_(notation)

    1 troy ounce of four nines fine gold (999.9) Nines are an informal logarithmic notation for proportions very near to one or, equivalently, percentages very near 100%. Put simply, "nines" are the number of consecutive nines in a percentage such as 99% (two nines) [1] or a decimal fraction such as 0.999 (three nines).

  4. Scientific notation - Wikipedia

    en.wikipedia.org/wiki/Scientific_notation

    The number 1 230 400 is usually read to have five significant figures: 1, 2, 3, 0, and 4, the final two zeroes serving only as placeholders and adding no precision. The same number, however, would be used if the last two digits were also measured precisely and found to equal 0 – seven significant figures.

  5. 0.999... - Wikipedia

    en.wikipedia.org/wiki/0.999...

    In this formalism, the identities 1 = 0.999... and 1 = 1.000... reflect, respectively, the fact that 1 lies in both [0, 1]. and [1, 2], so one can choose either subinterval when finding its digits. To ensure that this notation does not abuse the "=" sign, one needs a way to reconstruct a unique real number for each decimal.

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  7. Rounding - Wikipedia

    en.wikipedia.org/wiki/Rounding

    3.01 × 10 8: 3 significant figures ... if there is a choice between numbers with the least significant digit 0 or 1, 4 or 5, 5 or 6, 9 or 0, then the digit different ...

  8. US Supreme Court tosses case involving securities fraud suit ...

    www.aol.com/news/us-supreme-court-tosses-case...

    The U.S. Supreme Court sidestepped on Friday a decision on whether to allow shareholders to proceed with a securities fraud lawsuit accusing Meta's Facebook of misleading investors about the ...

  9. All of these Black Friday deals would make very good gifts - AOL

    www.aol.com/lifestyle/all-of-these-black-friday...

    This three-piece set comes with everything one needs for holiday cooking: 12.5-inch dish holds that holds 4 quarts; a 10-inch dish that holds 2.5 quarts; and a 7.5-inch dish that holds 1.1 quart ...