19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342, 361, 380.
The GCF is 6.
38, 76, 114, 152, 190, 228, 266, 304, 342, 380, 418, . . .
The GCF is 38.
GCF(95, 38, 57) = 19.
57
38 is the GCF of 75 114 and 152. This leaves you with 2, 3 and 4 respectively. There are no further common factors.
The GCF is 19.
It is 19
19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342, 361, 380.
19, 38, 57, 76, 95, 114, 133, 152, 171, 190
19, 38, 57, 76, 95, 114, 133, 152, 171, 190 . . .
Multiples of 19 include: 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342, 361, 380, etc... you must add 19 each time.19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, ...(The first 12 are given above, I'll leave the remaining infinite number of them for you to do.)38 57 76 95 114 133 152 171 190 and so on ...
19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, . . .
mulitiples of 57 are: 57, 114, 171, 228, 285multiples of 38 are: 38, 76, 114, 152, 190The least common multiple is 114.Alternatively, 19 is a common factor of 57 and 38:38 = 19*2 and57 = 19*3The LCM of 2 and 3 is 6.Multipying the common fctor back, the LCM of 38 and 57 is 6*19 = 114
19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, . . .
19, 38, 57, 76, 95, 114, 133, 152, 171, 190.