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    • 07/21/16   |   Adjusted: 08/16/18   |   23 files   icon-file
    • Grades 1

Multi-Digit Arithmetic (Ussary)

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This lesson focuses on [standard 4.NBT.B]. and [standard 4.NBT.B.5], using place value understanding to multiply two-digit by two-digit numbers. Students work with area models, the standard algorithm, and a real-world problem to practice, develop, and share understanding of multi-digit arithmetic. Core Actions 2 and 3 are clearly evident in this lesson.

This video was annotated using this version of the Instructional Practice Guide (IPG). A current version of the IPG is available here.

Supplemental Resources