The GCF of 150 and 275 is 25. This leaves you with 6 and 11 respectively after division. There are no further factors that add to the GCF.
The LCM is 275 and the GCF is 55
Factors of 150: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150.Factors of 275: 1, 5, 11, 25, 55, 275.Factors of 420: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420.GCF (150, 275, 420) = 5
The GCF is 25.
Prime factorization of 275 = 52 x 11 Prime factorization of 1000 = 23 x 53 gcf(275, 1000) = 52 = 25.
The GCF of 150 and 375 is 75.