4
You list the factors of each number...
60: 2 2 3 5
128: 2 2 2 2 2 2 2
Then you find the largest common grouping. In this case it is 2 2 or 4.
4
The GCF is 4.
The GCF is 128.
To find the GCF, you need at least two numbers.
The GCF is 8.
The GCF is 16.
The GCF is 8.
The GCF is 2.
The GCF is 2.
The GCF is 32.It is: 32It is: 32
First you find the factors of 45 and 60. The Factors of 45 are:1,3,5,9,15,and 45 The Factors of 60 are:1,2,3,4,5,6,10,12,15,20,30,60 The GCF is the highest common number so the GCF is 15.
You need at least two numbers to find a GCF.