6.NS.4. GCF and LCM. Warm Up. What is a prime number? Give the first 10 prime numbers. What is a composite number? Give 3 examples. Is 1 a prime or a composite number?. It All Adds Up. Work in table groups to complete the task provided.
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GCF and LCM
Work in table groups to complete the task provided.
Discuss your method and apply a similar method to all 4 prizes. Good luck!
Greatest Common Factor: the greatest number that is a common factor of each of two or more numbers
Two Methods: List and Prime Factorization
Example: Find the GCF of 36 and 48:
Find the GCF using the method prescribed:
Create a new addition problem by factoring out the GCF.