5 and 210, respectively.
840 and 70, respectively.
LCM = 70 GCF = 7
They are: gcf = 15 and LCM = 30
10 and 140, respectively.
10 and 210, respectively.
GCF: 7 LCM: 210
The LCM of 15 and 20 is 60. The GCF is 5.
The GCF is 15 - 3x5The LCM is 60 - 2x2x3x5
The GCF is 1. The LCM is 195.
LCM is 105. GCF is 1.
The GCF is 15. The LCM is 450.
Lcm: 150 gcf: 15