Sophia Learning
Sophia: Estimating Area
The fact that you can estimate the area of an object by rounding each of the relevant dimensions to the nearest number will be discussed in this lesson.
Sophia Learning
Sophia: Estimating With Fractions
In this lesson, estimating with fractions will be explored.
Sophia Learning
Sophia: Introduction to Estimating: Lesson 2
This lesson should help a learner understand why estimates are used when making calculations. It is 2 of 4 in the series titled "Introduction to Estimating."
Sophia Learning
Sophia: Estimating Volume With Cubes: Lesson 6
This lesson will show you how to use cubes to roughly find the volume of a figure. It is 6 of 7 in the series titled "Estimating Volume with Cubes."
Khan Academy
Khan Academy: Multiplication and Division Word Problems
Demonstrates how to make reasonable estimates using multiplication and division. [2:10]
Sophia Learning
Sophia: Determining Uncertainty: Lesson 1
This lesson gives examples that will teach the learner how to determine the uncertainty in a measurement. It is 1 of 4 in the series titled "Determining Uncertainty."