Prime or Composite Numbers 2-20
by Marcia Murphy © 2025
Premier Publisher
Price: $2 USD
Subjects: math,mathElementary,operationsAndAlgebraicThinking,factorsAndMultiples
Grades: 4,5
Description
Card number 1 gives the definitions for prime and composite numbers plus a few examples. On cards 2-20 students are given 1 and 2 digit numbers up to 20. They must decide if each number is prime or composite. Students click on the correct answer.
Acknowledgements
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