Chapter 3 Pre Mid Chapter Check

Pre

​Quick Review

​We are going to review the skills we learned in chapter 3.

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​If you have questions please ask so we can go over tricky problems.

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Solve using multiple of ten rules... 65 x 30 = 

​We learned how to estimate products

​For example 61 x 31

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​I will estimate 60 x 30 = 1,800

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​So the answer is close to 1,800

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Estimate 28 x 73 = 

*Don't forget to use a comma in your answer**

​We learned how to use area models to multiply

​Remember to use place value to help you multiply

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Solve this problem using area model. 16 x 27 = 

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Use partial products to solve this problem. *Don't forget a comma in your answer*