This chemistry & Physics introduction video tutorial explains the rules behind significant figures. It shows you how to round decimals to the appropriate number of sig figs and how to determine which digit is certain and uncertain. This video contains plenty of examples and practice problems with solutions / answers to help you on your next homework / worksheet assignment or upcoming quiz. It's useful for kids learning sig figs.

Here is a list of topics:

1. Significant Figures - How to count it

2. Sig Fig Rules Explained - Counting Zeros

3. In Between Zeros and Nonzero Numbers are always significant

4. Trailing Zeros are significant in the presence of a decimal point

5. Leading Zeros are never significant

6. Counting Significant Figures In scientific notation

7. Rounding Decimal Numbers With Sig Figs

8. Significant Figures - Digits of Certainty vs Uncertainty

9. How to identify the uncertain digit - Understanding Sig Figs

10. Sig Fig Calculations Made Easy- Practice Problems

11. Accuracy and Digits of Precision / Uncertainty

12. Adding and Subtracting Significant Figures

13. Multiplying and Dividing Significant Figures

14. Combined Operations - Multiplication and Addition of Sig Figs

15. Multiple Operations - Subtraction and Division of Sig Figs

16. Add, Subtract, Multiply & Divide Numbers Using Scientific Notation

17. Scientific Notation to Standard Notation

18. Infinite Significant Figures with Exact Numbers and Averages

19. Sig Figs with Decimals - Mixed Operations Review

20. Sig Fig Examples with Fractions

21. Adding and Subtracting Three Numbers - Math

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