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Prime and Composite Numbers Worksheets - 15 Worksheets Library - Free Printable

Educational worksheet: Prime and Composite Numbers Worksheets - 15 Worksheets Library. Download and print for classroom or home learning activities.

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Show Answer Key & Explanations Step-by-step solution for: Prime and Composite Numbers Worksheets - 15 Worksheets Library

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1) 43: Factors: 1, 43; Prime or Composite: Prime
2) 45: Factors: 1, 3, 5, 9, 15, 45; Prime or Composite: Composite
3) 47: Factors: 1, 47; Prime or Composite: Prime
4) 53: Factors: 1, 53; Prime or Composite: Prime
5) 55: Factors: 1, 5, 11, 55; Prime or Composite: Composite

Circle all the prime numbers:
23, 31, 47, 71, 37, 73, 89

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

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