Prime and Composite Numbers

Grade 4β€’45 minutesβ€’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.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

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1. Define what a prime number is in your own words. Give an example of a prime number between 1 and 10.

2. Define what a composite number is in your own words. Give an example of a composite number between 1 and 10.

3. Explain why the number 1 is neither prime nor composite.

...and 4 more questions

Educational Video

Prime and Composite Numbers

Let's Do Math

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