The GCF is 9.
Close ! 9 is a factor of 378, but not of 379.
2,900,000
423 miles, 6 and 1/2 hours
Yes. One is a factor of everything.
423 141,3 47,3,3
423 141,3 47,3,3
423 = 1*423, 3*141, 9*47
1, 3, 9, 47, 141, 423
Yes.
211.5
The GCF is 9.
NO
423 = 3 * 3 * 47 = 3^2 * 47.
0.0213
Close ! 9 is a factor of 378, but not of 379.
It is 423/999, which can be simplified, if required.