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Educational worksheet for identifying prime and composite numbers.

Worksheet titled "Prime and Composite Numbers" with a table listing numbers and columns for factors and prime/composite identification.

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ID: #311557

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Show Answer Key & Explanations Step-by-step solution for: Prime and Composite Numbers Worksheet | Teach Starter

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Final Answer:
8: Factors = 1, 2, 4, 8 → Composite
15: Factors = 1, 3, 5, 15 → Composite
2: Factors = 1, 2 → Prime
21: Factors = 1, 3, 7, 21 → Composite
39: Factors = 1, 3, 13, 39 → Composite
7: Factors = 1, 7 → Prime
87: Factors = 1, 3, 29, 87 → Composite

Circle: 2, 7

Parent Tip: Review the logic above to help your child master the concept of prime and composite numbers worksheet grade 4.

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