Help students relate number line
strategy to a written method. Lesson plan provides questions on subtracting 1, 2, and 3 within base of 10. Number line is a great visual tool to help students understand the strategy they used to subtract.
CCSS.Math.Content.1.OA.C.6 Lesson demonstrates fluency subtraction within 10.
Can be used as a class lesson on SmartBoard/Projector or as homework.
Teacher/Student Dialog guideline for 2 different lessons
1 “Owl Except Your Challenge” Lesson
Owl Teach You...Subtraction
by Helaina Winnicki
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