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The GCF is: 3
The GCF is 5.
The GCF is 3.
The LCM is 1380 and the gcf is 1
The GCF of 96, 33, 21, and 42 is 3.
The gcf is 3.
The GCF is: 1
The LCM is 30. The GCF is 4.