221 and 247 are one of many possible pairs.
286 and 299 have GCF of 13.
280 and 287
208 and 216
216 and 234
260 and 273
The greatest common factor of the numbers 200, 450 and 300 is 50.
The greatest common factor (GCF) of 150, 200, and 300 is 50.
The GCF is 100.
Pick any two multiples of 7 in that range that differ by 7, like 210 and 217.
lets say 210 and 217. It could be any two multiples of 7, that are separated by 7
The GCF is 50.
The GCF is 20.