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Adding 53+17 by making a group of 10 (K-A)

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Adding 53+17 by making a group of 10 (K-A)

Adding 53+17 by making a group of 10 (K-A)

Course: Topic B: Foundations (K-A)

Discipline: Basic and Health Sciences

Institute : Khan Academy

Instructor(s) :

Level: School

Topic B: Foundations (K-A)