iRubric: Prime Factorization rubric

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Prime Factorization Rubric Code: UX63XA6 By dsherrer Draft Public Rubric Subject: Math Type: Assessment Grade Levels: 6-8, 9-12

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	Poor 1 pts	Fair 3 pts	Good 5 pts
Find Factors in order: 2, 3, and 5	Poor Student does not prime factorize in order.	Fair Student sometimes prime factorizes in order.	Good Student always prime factorizes in order.
Find Factors Under 100 Mentally	Poor Student shows all work when prime factorizing numbers under 100.	Fair Student sometimes shows work when prime factorizing numbers under 100.	Good Student consistently demonstrates an ability to prime factorize numbers under 100 mentally.
Write Factors in Exponent Form	Poor Student never writes factors with exponents.	Fair Student sometimes writes factors with exponents.	Good Student always writes factors with exponents.
Recognize Factors of 7, 11, 13, ...	Poor Student never finds factors of other prime numbers.	Fair Student sometimes finds factors of other prime numbers.	Good Student demonstrates the ability to find other factors of prime numbers.