The HCF is 28.
4
196 = 2 x 2 x 7 x 7; 420 = 2 x 2 x 3 x 5 x 7. Common factors 2 x 2 x 7 ie 28 is the HCF.
196, 392, 588 and so on.
The LCM is: 196
the answer is 14
The GCF is 28.
To find the greatest common factor (GCF) of 168 and 196, we need to list the factors of each number. The factors of 168 are 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, and 168. The factors of 196 are 1, 2, 4, 7, 14, 28, 49, 98, and 196. The GCF of 168 and 196 is 28, which is the largest number that divides both 168 and 196 without leaving a remainder.
28 (22*7)
The greatest common factor of 196 and 420 is 28.
The greatest common factor of 42 and 196 is 14.
The greatest common factor of 24 , 196 = 4
The greatest common factor of 196 , 140 = 28
The greatest common factor of 196 and 112 is 28.
The HCF is 28.
The Greatest Common Factor (GCF) is: 1
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