Use factor trees to find the GCF of 32, 24, and 40.

1 answer:

8 0

GCF 32 24    40
^ ^   ^
  2 16 2 12    2 20
^    ^ ^
   2 8 2 6    2 10
   ^ ^ ^
   2 4 2 3    2 5
^
   2 2

(2) (2 & 3) (2 & 5)

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