Subtracting ten or one hundred

In this video tutorial from Khan Academy, learn how to subtract 1, 10, or 100 from a three-digit number while making a connection between the standard algorithm and a concrete representation using base ten blocks.
Resource ID#: 125609 Type: Tutorial
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Direct Link: https://www.khanacademy.org/math/early-math/cc-early-math-add-sub-100/cc-early-math-sub-ones-tens-hundreds/v/subtracting-hundreds-and-tens

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: subtraction, khan academy, standard algorithm, three-digit numbers, base ten blocks
Instructional Component Type(s): Tutorial
Resource Collection: Elementary Math specific existing tutorials

Aligned Standards

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