-187
13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143 . . .
The first 4 multiples of 13 are: 13, 26, 39, and 52.
The GCF is 13.
8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104.
It is: 728
The GCF is: 13
The GCF is 13.
1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728
The Greatest Common Divisor is 13
-187
The factors of 91 are:1, 7, 13, 91The factors of 104 are:1, 2, 4, 8, 13, 26, 52, 104The common factors are:1, 13The Greatest Common Factor:GCF = 13
26 39 52 65 78 91 104 117 130 and so on ...
These pairs of numbers, when multiplied, equal 728: (1, 728) (2, 364) (4, 182) (7, 104) (8, 91) (13, 56) (14, 52) (26, 28)
13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143 . . .
38 and 52<-- wrong. 91/2 = 45.5 13/2 = 6.5 45.5 + 6.5 = 52 45.5 - 6.5 = 39 (39, 52)
13, 26, 39, 52, 65, 78, 91, 104, 117, 130.