Lesson 115 of 500 · Extra Passages

Addition to 1000 Part 3

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Addition to 1000 is studied by students all over the world. It is a key part of the curriculum. Teachers explain Addition to 1000 using examples and activities. With practice, anyone can understand Addition to 1000 well. As students advance, they learn more details about Addition to 1000. Practice and review help strengthen understanding.

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Question 1

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What is the main topic of this passage?