Understanding Place Value: Adding and Subtracting 100

The video tutorial explains how to add and subtract 100 from a number using a place value grid. It provides examples of both operations, focusing on changes in the hundreds column. The tutorial also includes a problem-solving exercise to find the middle number between two given amounts.

What happens to the hundreds column when you add 100 to the number 261?

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Explain how to determine the new number when you add 100 to 137.

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When we take away 100 from the number 561, what is the new number?

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Describe the process of taking away 106 from the number 614.

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What is the middle number between 123 and 323?

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