The answer is 12 .......................... 36: 1,2,3,4,6,9,12,18,36
48:1,2,3,4,6,8,12,16,24,48 The gcf or greatest common factor of 36 and 48 is 12.
Answer: 12
Step-by-step explanation: If you make a factor tree for 36 and 48, you'll find that a pair of 2's, another pair of 2's and a pair of 3's all match up.
The greatest common therefore is 2 x 2 x 3 or 12.
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