Prime and Composite Numbers

Grade 445 min

aligned to 5.ns.2 Students Will Identify Prime And Composite Numbers 1-100.

Learning Objective

I can sort numbers from 1 to 100 into prime numbers and composite numbers.

Lesson Flow

Watch Video

5 min

Prime and Composite Numbers

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Practice

14 min

7 questions β€’ Short answer

Exit Ticket

5 min

β€œIs the number 17 prime or composite? Show your math thinking to prove your answer. Is the number 39 prime or composite? Show your math thinking to prove your answer. Is the number 47 prime or composite? Show your math thinking to prove your answer.”

Teacher Guide

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  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts