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What id the GCF for 81 and 64
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What id the GCF for 81 and 64

User Swserg
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4 votes
145 because 81 plus 64 is 145 145 plus 209
User Nisarg Patil
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Well if you look at 81, the factors of 81 are 1,3,9,27, and 81. And the factors of 64 are 1,2,4,8,16,32, and 64. They do not have a single common factor. So the GCF for 81 and 64 would be 1.
User Pedro Gaspar
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