what is the greatest common factor of 243,256, and 343?

Ayame is making flowers  arrangements at the florist. She has 243 roses, 256 tulips, and 343 petunias. She wants each arrangement to have  the same amount of each type of flower. What is the greatest common factor of 243, 256, and 343?
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2 Answers

243=3^5
256=2^8
343=7^3

Greatest common factor of 243, 256, and 343 is 1

by Level 8 User (32.3k points)
By taking out the GCF of 243, 256 and 343, it is very obvious that for 243 and 256 is 1. The answer can also be taken out from LCM method.
by Level 3 User (3.9k points)

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