Learning Outcome: At the end of this lesson, students should be able to add 2-digit numbers within 20.
Time: 30 minutes
Materials: Paper and pencil
Steps:
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Begin the lesson by introducing the concept of addition. Ask the students if they know what it means. (5 minutes)
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Ask the students to draw a number line from 0 to 20 on their paper. (3 minutes)
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Model on the board for the students how to add 2-digit numbers within 20. Ask the students to attempt this on their own. (10 minutes)
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Ask the students to volunteer to come up to the board and demonstrate a few addition problems. (5 minutes)
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Have the students complete a worksheet with more addition problems. (7 minutes)
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Conclude the lesson by having a class discussion about how addition can be used in everyday life. (Do not forget to review the goal of the lesson). (5 minutes)
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