Introduce Equations to Subtract K-42

Introduce subtraction equations as a more formal and abstract way to show the relationship between a total and its parts. Combine all 3 models – concrete five frames, pictorial number bonds, and abstract equations – to make connections and help students see that the total minus one of the parts leaves the other part.

 
 

1. Learn

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Introduce subtraction equations as a more formal and abstract way to show the relationship between a total and its parts. Combine all 3 models – concrete five frames, pictorial number bonds, and abstract equations – to make connections and help students see that the total minus one of the parts leaves the other part.

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2. Practice

Lesson
K-42
Lesson
K-42
Lesson
K-42
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3. Apply

POD
K-42
POD
K-42
POD
K-42
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