sharon simpson
학생 지침
1. Click on 2. Listen to the story problem. 3. Use the to represent the problem with objects. 4. to write the math equation. 5. Click on the when you are done.
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2. Listen to the story problem.
3. Use the 
to represent the problem with objects.
4. 
to write the math equation.
5. Click on the 
when you are done.
