Adding hundreds, tens, and ones

In this video tutorial from Khan Academy, learn how to add three-digit numbers by adding ones, tens, and hundreds by thinking about the connection between base ten block representation and the standard algorithm.
Resource ID#: 125606 Type: Tutorial
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Direct Link: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-add-ones-tens-hundreds/v/adding-hundreds-tens-and-ones

General Information

Subject(s): Mathematics
Grade Level(s): 3
Intended Audience: Educators educators, Students , Parents
Suggested Technology: Computers for Students, Internet Connection, Speakers/Headphones
Keywords: addition, base ten blocks, three digit number, khan academy, standard algorithm
Instructional Component Type(s): Tutorial
Resource Collection: Elementary Math specific existing tutorials

Aligned Standards

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