15, 30 and 45 have a GCF of 15.
The prime numbers between 15 and 30 are: 17 19 23 29.
The GCF is 15.
The GCF of 20 and 40 is 20 The GCF of 15 and 30 is 15 The GCF of 15, 20, 30 and 40 is 5.
the two numbers between 20 and 30 which have GCF of 4 are 24 & 28.Prime factorization of :24 = 2 x 2 x 2 x 328 = 2 x 2.......... x 7==============GCF=2 x 2GCF=4
15, 30 and 45 have a GCF of 15.
21 and 28
15
15 and 30
It is: 15
You need at least two numbers to find a GCF. If that's 15, 30 and 60, the GCF is 15.
15, 30 and 45.
15, 30, 45
Gcf - 5 lcm - 30
No but it can be the same as the biggest number as for example the gcf of 30 and 15 is 30
15 and 270 do.
2 and 15