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## Judge the reasonableness of the results of rational number estimates and/or computations. SPI 0606.1.2

### Links verified on 7/3/2014

1. Long Division Teaching Aid: Double Division - Teaching Double Division can help in teaching long division by reinforcing the principles of division and giving students success with a less frustrating alternative.
2. Justify the Reasonableness of Estimation - This lesson is all about justify your answer by using "estimation."
3. Justify the Reasonableness of Estimation Practice - Determine whether the answer given for each item is reasonable. Click on either yes or no to check your answer.
4. Numbers and Operations Jeopardy - [designed for grade 7] jeopardy game to review operations with rational numbers and important facts about absolute value
5. Solve Problems with Rational Numbers - In this lesson you will learn to estimate answers to more difficult problems.
6. Using Rational Numbers - explanation including several short video explanations, at the bottom of the page there are eight questions to use to check for understanding

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