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[DOC File]Significant Figure Rules
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Adding or subtracting . The number of sig. figs. in the answer is dependent on the # of digits to the right of the decimal point in the numbers used in the calculation. 1.0034 + 1.002 = 1.005 . The least # of digits to . the right of the decimal. in the starting numbers is what should appear in the answer. 2.0009375 - 1 = 1. Multiplying or dividing
add and subtract rules for sig figs

[DOC File]Rules for Using Significant Figures in Mathematical Operations
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How do you determine the number of sig figs in a number or measurement? How do you round to the correct number of sig figs when multiplying, dividing, adding, or subtracting? How do you precisely read a triple beam balance, ruler, graduated cylinder, etc.? Scientific notation.
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[DOCX File]kchsscience.weebly.com
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When adding, subtracting, multiplying, or dividing, your answer should have the same number of sig figs as the number from the problem which has the least sig figs!!! Example: Sometimes you will have to write your answer in scientific notation or round the number off to make it have the correct number of sig figs, even if this means estimating ...
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[DOC File]Significant Figures Practice Worksheet
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Sig Figs. Rule for . Addition & Subtraction = Least number of . decimal places (highest value) Perform the following calculations and round according to the rule above. 1) 8.20 + 2 = 2) 13.59 + 23.25 + 20 = 3) 42.828 + 67.4629 =
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[DOC File]Significant Figures Review
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ADDING. or . SUBTRACTING. numbers, round off the answer to the _____. ALWAYS. perform calculations to the maximum number of sig figs allowed by your calculator. Since the number with the least number of decimal places is the least precise, we would expect to round to this spot. For Example: 12 .56 cm The second value is only precise +125 .8 cm ...
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[DOC File]2-3
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nonzero digits are not significant b. 0.0009kg has 10 sig figs. 3. Zeros at the end of a number a. 85.000g has 4 sig figs. and to the right of a decimal b. 9.000000mm has 7 sig figs . are significant. 4. Zeros at the end of a number a. 2000m may contain from. but to the left of a decimal may 1 to 4 sig figs, depending . or may not be significant.
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[DOC File]CHAPTER 2 OUTLINE begin on page 28
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1 sig fig 2 sig figs 3 sig figs 4 sig figs 5 sig figs 6 sig figs 7 sig figs 8 sig figs Math operations w/ sig figs (that is, How to round calculated answers using significant digits) When multiplying and dividing, your answer can only have as many sig figs as the number in the problem with the least number of sig figs. COUNT THOSE SIG FIGS!!!
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[DOC File]Rules For Significant Figures
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(3 sig figs) (4 sig figs) = (3 sig. figs) (smallest) Adding and subtracting: Add or subtract the numbers. The final answer can contain only as many decimal places as found in the measurement with the . fewest number. of decimal places.
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[DOC File]1)
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They always count as Sig Figs. Trailing Zeros- are zeros at the right end of the number. They are significant only if the number is written with a decimal point. 7000 450.0 350 44 578 . 305 0.006200 565.05 5500 74.00 7040.0 23.7 x 10-2. 1.4 x 107 . 4.293 x 104 . 705 600 4301.0 0.00056 40280 33214 2.003 Adding & Subtracting Sig Figs:
add and subtract rules for sig figs

[DOCX File]Chemistry Fall Final Study Guide
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-Know sig fig rules and sig fig rules for adding & subtracting (behind the decimal) and multiplication & division (sig figs) CH 3 Atoms: The Building Blocks of Matter (mole problems & average atomic mass)-Know vocab words on pg 88-Know the 3 laws on pg 68-Know Daltons Atomic Theory and which 2 are no longer true
sig fig rules addition and subtraction

Adding and subtracting with sig figs