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What is the common multiple of 7 and 9 and 21?
21 = 7 x 3 , 9 = 3 x 3 ; for the Least Common Multiple (LCM), 21 already is a multiple of 7. 21 & 9 have a common factor of 3, so LCM = 21 x 3 = 63
What is the LCM of 3 and 21?
The Least Common Multiple (LCM) for 3 21 is 21.
What is the smallest positive integer that is the sum of a multiple of 15 and a multiple of 21?
3 = (3)*15 + (-2)*21
What is the LCM of 21 3 9?
The Least Common Multiple (LCM) for 21 3 9 is 63.
What is the leat common multiple of 7 and 3?
It is: 21
Why is 21 a multiple of 7?
21 is a multiple of 7 because, 3*7 = 21
What is the common multiple of 7 and 9 and 21?
21 = 7 x 3 , 9 = 3 x 3 ; for the Least Common Multiple (LCM), 21 already is a multiple of 7. 21 & 9 have a common factor of 3, so LCM = 21 x 3 = 63
What is the LCM of 3 and 21?
The Least Common Multiple (LCM) for 3 21 is 21.
What is the smallest positive integer that is the sum of a multiple of 15 and a multiple of 21?
3 = (3)*15 + (-2)*21
What number is a factor of 21 but not a multiple of 7?
The factors of 21 are 1, 3, 7, 21. The factors which are not a multiple of 7 are 1 and 3.
Lcm of 3 and 21?
The least common multiple is the smallest positive number that is the multiple of two or more numbers. 3: 3, 6, 9, 12, 15, 18, 21 21: 21 The LCM of 3 and 21 is 21.
What is the common multiple of 3 and 21?
LCM is 21
What is the least common multiple of 3 21 56?
The least common multiple of 3, 21, and 56 is 168.
What number can 3 and 21 go into?
21 and any multiple of 21.
What is the least common multiple of 3 7 and 21?
21
What is number that is multiple of 3 also a multiple of 7?
21
What are common multiples of 3 and 21?
Any multiple of 21.
