To find the greatest common factor (GCF) of 133 and 228, we first need to find the factors of each number. The factors of 133 are 1, 7, 19, and 133. The factors of 228 are 1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, and 228. The common factor between the two numbers is 19, making it the greatest common factor of 133 and 228.
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228 114,2 57,2,2 19,3,2,2
The LCM is: 228
228
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 ...
The least common multiple (LCM) is: 3,876