This Common Core operations and algebraic thinking lesson covers how to memorize subtraction facts. The lesson includes research-based strategies and strategic questions that prepare students for Common Core assessments. In this lesson, students will practice the subtraction facts of numbers 2 through 10 by a combination of reading aloud and writing each fact many times in horizontal and vertical formats. In addition to the lesson, Independent Practice provides practice with random problems for each number, while Periodic Review provides practice with random problems with all the numbers together.
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