Estimating to Check the Reasonableness of Your Answer in Word Problems

This video tutorial teaches how to check the reasonableness of answers using estimation. It covers various estimation strategies such as rounding, clustering, using friendly numbers, and front-end estimation. The tutorial emphasizes the importance of estimation in solving word problems and provides a practical example involving carpet measurement to demonstrate the application of these strategies. The lesson concludes by reinforcing the concept of estimation as a tool for verifying the accuracy of solutions.

What are the steps you should take when solving a word problem?

What is the significance of checking the reasonableness of your answer?

Explain the concept of estimation and why it is important in solving problems.

Describe the four types of estimation strategies mentioned in the lesson.

How do you estimate by rounding? Provide an example.

What are friendly numbers and how can they be used in estimation?

In the carpet problem, how did rounding help in estimating the cost?