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
The least common multiple of the numbers 7, 18 and 21 is 126.
-21, -12, -5, -1, 0, 4
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 Greatest Common Factor of 9, 18, 21: 3
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.
The least common multiple of 21 , 18 = 126