It is: 7
The greatest common factor (or greatest common divisor) of 35 and 84 is 7.
The greatest common factor of the numbers 35, 84 and 91 is 7.
The factors of 84 are 1,2,3,4,6,7,12,14,21,28,42 and 84. To find a greatest common factor, you need to compare them to another number's factors.
Greatest common factor for 35 and 63 and 84 is 7.
The GCF of 84 and 105 is 21.The factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, and 84.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The greatest number they have in common (Hint hint, greatest common factor) is 21.
The common factors are: 1, 7.
28
Since 21 is a factor of 84, it is automatically the GCF and all of its factors are common.
GCF (35, 84, 91) = 7
The greatest common factor of the numbers 21 and 84 is 21.
1 and 7
The GCF of 12 and 84 is 12Method:One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.The factors of 12 are 1, 2, 3, 4, 6, and 12.The factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84.The common factors are 1, 2, 3, 4, 6, and 12. Therefore, the greatest common factor is 12.Since 12 is a factor of 84, it is automatically the GCF.