Sophia Learning
Sophia: Significant Figures Addition & Subtraction
A guided lesson explaining how to add and subtract numbers expressing the answer with the appropriate number of significant digits.
Sophia Learning
Sophia: Adding With Significant Figures
A brief presentation helping the learner understand how many significant figures to use when adding numbers.
Sophia Learning
Sophia: Significant Figures the Basics
This learning activity helps explain what significant figures are, and why they are important to science.
Other
Chemistry Land: Significant Figures and Fuzzy Numbers
Course website, developed by a community college instructor, uses riddles, real-world examples, colorful pictures, and explanatory text to introduce learners to the concept of significant figures in science. With a selection of...
BBC
Bb Ci: Review Significant Digits
BBCi presents a test prep review ("revision") section on significant digits and on approximating an answer by rounding in order to work with an easy number. Click on "Test Bite," on the last page to get an interactive quiz.
Texas Instruments
Texas Instruments: Determining the Correct Number of Significant Figures
The students will determine the correct number of significant figures and apply rules for significant figures in calculations.
Frostburg State University
General Chemistry Online: Rules for Significant Digits
This site from General Chemistry Online provides a mnemonic device you may not have seen to help remember the rules for significant digits called the Atlantic-Pacific Method. Also includes a comparison between this rule and the...
California State University
Csudh: Chemistry: Significant Figures
An interactive exercise drill regarding significant figures.
Sophia Learning
Sophia: Multiplying and Dividing Using Significant Figures: Lesson 1
This lesson will demonstrate how to multiply/divide measurements and report the result to the correct number of significant digits. It is 1 of 3 in the series titled "Multiplying and Dividing Using Significant Figures."
Sophia Learning
Sophia: Significant Figures: Lesson 3
This lesson will explain what significant figures are and why they are important. It is 3 of 5 in the series titled "Significant Figures."
Sophia Learning
Sophia: Significant Figures: Lesson 5
This lesson will introduce significant figures and explain why they are important when doing calculations. It is 5 of 5 in the series titled "Significant Figures."
Sophia Learning
Sophia: Significant Figures and Scientific Notation: Lesson 2
This lesson will demonstrate how to use scientific notation to express the desired number of significant figures. It is 2 of 5 in the series titled "Significant Figures and Scientific Notation."
Sophia Learning
Sophia: Subtracting W/ Significant Figures: Lesson 2
This lesson should help a learner understand how to determine the appropriate amount of significant figures when subtracting numbers. It is 2 of 4 in the series titled "Subtracting w/ Significant Figures."
Sophia Learning
Sophia: Subtracting W/ Significant Figures: Lesson 4
This lesson should help a learner understand how to determine the appropriate amount of significant figures when subtracting numbers. It is 4 of 4 in the series titled "Subtracting w/ Significant Figures."
Sophia Learning
Sophia: Adding and Subtracting Using Significant Figures: Lesson 2
This lesson will demonstrate how to add/subtract measurements and report the result to the correct number of significant digits. It is 2 of 3 in the series titled "Adding and Subtracting Using Significant Figures."
Sophia Learning
Sophia: Significant Figures: Multiplication & Division
A PowerPoint lesson reviewing rules for significant figures during multiplication and division. Students should have previous knowledge of significant figures. PowerPoint also gives several examples of the rules.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Significant Digits
Find a quick, concise explanation of significant digits. An example is given and clearly explained.
Purple Math
Purplemath: Rounding and Significant Digits
Explains how to round to a given number of "significant digits".
Texas Instruments
Texas Instruments: Uncertainty and Significant Figures
This activity assesses students' knowledge and understanding of uncertainty and significant figures.
Mangahigh
Mangahigh: Number: Round Using Significant Figures
Explore how to round using significant figures.
Other
Houston Community College: Accuracy, Precision, and Significant Figures
Learn about the topics of accuracy, precision, and significant figures in this section of a physics textbook. Chapter can also be downloaded in pdf.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Rounding and Significant Figures: Audio Book
This audio book, narrated by author Mark Bishop, describes how to determine significant figures in chemical calculations. Many examples are given to help figure out how to round the answers. Also find links to tutorials and power points...
Texas Instruments
Texas Instruments: Significant Figures/accuracy
This StudyCards stack enables students to review definitions and the rules for rounding numbers and using significant figures.
University of California
University of Calilfornia: Significant Figures Ii
This site from the University of California provides a lengthy and intelligent discussion of sig figs, absolute and relative precision, accuracy, precision in calculations, rounding off, and the whole shooting match of how we report what...