This number sense lesson focuses on adding decimal numbers. The lesson includes research-based strategies and strategic questions that prepare students for assessments. In this lesson, students identify the decimal numbers being added, is necessary. Then, they line up the decimal numbers by place value, making the decimal points line up. Finally, they add the decimal numbers, line up the decimal point in the sum, and interpret the sum. In addition to the lesson, there are eight pages of Independent Practice and Periodic Review with questions modeled after current adaptive testing items and six flashcards on lining up the decimal numbers.

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