Significant Digits: Counting, Math operations and Measurement

These sites are useful for practice with counting the number of significant digits, math operation using significant digits, and making measurements using significant digits.

• Significant Digit Tutorial
  A tutorial dealing with measurement, uncertainty (uncertain digit) and significant digits.

  
  

• Significant figures, Density, and Conversion
  Site contains a series of readings practice problems.
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• Basic Math Concepts and Fundamentals
  For those of you with math anxiety. Site contains information about the math you will need for chemistry and practice problems.

  
  

• Significant Figure Rules
  All those rules you need to know concerning significant figures.

  
  

• Significant Digits and Zeros
  When do you count zeros as significant? This page contains helpful hints.

  
  

• Chemistry and Chemistry Technology Tutorials
  This site has many tutorials: significant fugures, scientific notation, solving math problems, conversion, nomenclature, writing equations and stochiometry.

  
  

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