If you want the "greatest", then there can only be one of it.You can't have two different numbers and say that they'reboth the "greatest".The greatest common factor of 12 and 21 is 3 .
1, 3, 7, 21
The Least Common Multiple of 18 and 21 is 126.
Mean (12, 18, 19, 20, 21) = 18
The factors of 21 are 1, 3, 7, and 21. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. The factors they have in common are 1 and 3, the largest of which is 3, so 3 is the greatest common factor. Or, you can calculate the greatest common factor by looking at the prime factors. The prime factors of 21 are 3 and 7. The prime factors of 36 are 2, 2, 3, and 3. The prime factors they have in common are a single 3, so 3 is the greatest common factor.
For 35, 25, 21, 18, 12 the LCM is: 6,300
3 is the GCF of 12, 18, and 21. 3x4=12 3x6=18 3x7=21 3 is the GCF of 12, 18, and 21.
The least common multiple of the numbers 7, 18 and 21 is 126.
-21, -12, -5, -1, 0, 4
The Greatest Common Factor of 9, 18, 21: 3
The greatest common factor of 12, 18, and 28 is 2.The prime factorization of 12 is 2*2*3The prime factorization of 18 is 2*3*3The prime factorization of 28 is 2*2*7So the greatest common factor of the set is 2.
least to greatest: 0.03%, 21%, 78%
The Greatest Common Divisor (GCD) for 21 12 is 3.
The greatest common denominator of any set of integers is infinite.
Three dollars
If you want the "greatest", then there can only be one of it.You can't have two different numbers and say that they'reboth the "greatest".The greatest common factor of 12 and 21 is 3 .
The Greatest Common Factor of 12, 36, 21 is 3.