A guided lesson explaining how to add and subtract numbers expressing the answer with the appropriate number of significant digits.

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."

[Free Registration/Login Required] Students will learn how to define significant figures, how to change measurements into scientific notation and how to add, subtract and multiply with significant figures.