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[DOC File]Significant Figures - SCH3U
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b) Round off the result so that it has the same number of sig figs as the . least. of all those used in your calculation. Example: (2.5. m) x (2.01 m) x (2.755 m) = 13.843875 m. Answer = 14. m (2 sig figs) 3. Addition / Subtraction a) First perform all the operations. b) Round off your result so that you include only 1
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[DOC File]Physics & Physical Science Demos, Labs, & Projects for ...
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2. Estimate the answer to the above expression. Show all of your work on paper. (10 points) 3. Solve the above expression using your calculator. Round your answer to the appropriate number of significant digits. (10 points) Answer . 4. Convert 26.4 years into seconds. Show all of your work. (10 points) 5. Convert 55 miles per hour into meters ...
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[DOC File]UNIT 1 Notes: Scientific Notation, Significant Figures ...
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Addition/Subtraction Round your answer to the same order as the LEAST PRECISE number in the calculation. EXAMPLES 67.443 + 3.07 - 2.9 = 67.6. 861.2 – 78.554 + 91 = 874. Multiplication/Division Round your answer to have the same number of significant figures as the LEAST NUMBER OF SIGNIFICANT FIGURES in the operation.
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[DOC File]Significant Digits Handout
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0 has its last significant digit in the 10’s place, your answer should be rounded to the 10’s place: 11. 4. 0. Multiplying and dividing: When multiplying and dividing, all you do is see which number has the fewest significant digits, and then round your answer to that same number of digits. In this problem = 183.5534
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[DOCX File]Significant Figures Cheat Sheet - Mr. Brown's Science Town
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, limit and round to the least number of significant figures in any of the factors. Ex. 5.941 m X 6.2 m = 36.8342 m2. What should the rounded value equal? When . adding and subtracting, limit and round your answer to the least number of . decimal places. in any of the numbers that make up your answer. Ex. 9.61 g + 43 g + 789.065 g = 841.675 g
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[DOC File]College Mathematics Lecture Notes, Section 1.3
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Section 1.3.2: Significant Digits after Adding or Subtracting When you add or subtract measurements, then you have to round your answer to the precision of the least accurate measurement. That’s because the uncertainty in the least precise measurement overwhelms the precision of the other measurements.
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[DOC File]Significant Digit Rules
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Round off your answer so it has only as many significant digits as the quantity which contains the least number of significant digits. When taking a logarithm the number of digits to the right of the decimal is equal to the number of significant digits in the number that you are taking the logarithm of.
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[DOC File]SIGNIFICANT DIGITS
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For instance, if a final answer requires two significant digits, then carry at least three significant digits in calculations. If you round-off all your intermediate answers to only two digits, you are discarding the information contained in the third digit, and as a result the second digit in your final answer …
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[DOC File]LAB 1a: Review for Calculations
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Calculations may produce values that have more digits than required significant figures; in this case, round your answer to the appropriate number of significant digits. Rounding . is the procedure of dropping nonsignificant digits in a calculation result and adjusting the last digit reported.
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[DOC File]Graphing - Mr. Mackenzie's Web Page - Home
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1. Compute and round your answer properly: 34.78×11.7÷0.17. Answer: the least significant number has two significant digits, and therefore the answer must have two significant digits. You take the 2393.682353 from your calculator and round it to 2400 (or 2.4×102 in scientific notation). 2. Compute and round your answer properly: 16.2².
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Round your answer to 2 significant digits