All students should graduate from high school ready for college, careers, and citizenship.
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1. CCSS Alignment
The student draws an accurate tape diagram that represents 2c and 2d. The student is also able to correctly find the total and uses the structure of the tape diagram to relate the sum to the repeated addends. However, the student does not write a repeated addition equation, which is necessary to show full proficiency of 2.OA.C.4.
Standard referenced:
2.OA.C.4: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns, write an equation to express the total as a sum of equal addends.