GCF(30, 50) = 10.
The GCF of 50 and 30 is 10. (I believe you meant to ask "What ?" instead of "Why ?".)
The GCF is 5.
For 30, 45 and 50:The GCF is: 5The LCM is: 450
The GCF is 10.
GCF(30, 50) = 10.
The GCF is 5.
The GCF is 10.
The GCF of 50 and 30 is 10. (I believe you meant to ask "What ?" instead of "Why ?".)
gcf(20, 30, 90) = 10
the GCF of 30, 50, and 70 is10
The GCF is 5.
The GCF is 10.
For 30, 45 and 50:The GCF is: 5The LCM is: 450
The GCF of 20 40 and 50 is 10.
The GCF of 20, 30 and 63 is 1.
The GCF for 20 30 18 is 2