1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON

1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
1.OA.4 CC First Grade Math Subtraction as Unknown Addend LESSON
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Product Rating
4.0
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Presentation (Powerpoint) File

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266 KB|64 pages
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Product Description
This presentation investigates subtraction as an unknown addend problem: Common Core 1.OA.4. This PowerPoint helps students visualize turning a subtraction problem into an unknown addend addition problem and solving using a number line. Several examples are shown, using all numbers and then using an unknown. Then each subsequent slide presents a different problem with pauses for the students to answer. This lesson is an overview of 1.OA.4, and can be used repeatedly as a lesson with white board, choral or individual response.
Total Pages
64 pages
Answer Key
N/A
Teaching Duration
30 minutes
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