How to round significant digits
[DOCX File]Rounding and Significant Digits
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Round 231.45 to four, three, and two significant digits: 231.5 (four significant digits) 231 (three significant digits) 230 (two significant digits) Basic Rules for Significant Digits: All nonzero digits are significant. All zeroes between significant digits are significant. All zeroes which are both to the right of the decimal point and to the ...
[DOC File]Significant Figures
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The digits we aren’t keeping exact track of are shown as zeroes. significant figures are the digits that you’re keeping track of. In the number $15,200,000,000 we would say that the first three digits are significant, and the rest are rounded off. Any time you write a number, you should round it off so that the insignificant figures become ...
[DOC File]Significant Figures and Rounding Measurements Name
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1. Round off each of the following numbers to three significant figures. a. 15.9994 b. 1.0080. c. 0.6654 d. 4885. e. 87,550 f. 0.027225. 2. Put the following numbers into scientific notation and write down the number of. significant digits …
[DOC File]Significant Digits
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has three significant digits, thus . 0.0123. must also have three significant digits. 7. Any zeros to the right of a number and the right of a decimal point are significant. The value . 0.012300. and . 25.000. both contain five significant digits. The reason for this is that significant figures indicate to . what place a measurement is made.
[DOC File]Significant Digits Handout
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Look for the number whose final significant digit ends in the farthest decimal place to the left, and then round your answer to that same decimal place. For example, how many digits …
[DOC File]Significant Digits
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Round off the following numbers to three significant digits: 19. 120 000 = 1.20 x 105. 22. 859.719 = 860. 20. 5.457 = 5.46. 23. 43959 = 4.40 x 104. 21. 0.0008769 = 0.000877. or 8.77 x 10-4 24. 876 493 = 876 000 . or . 8.76 x 105. Perform the following operations giving the proper number of …
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