0
3 - 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102... etc.
30/7= 4.28 No
60/7 = 8.57 No
90/7 = 12.85No
120/7 = 17.14 No
150/7 = 21.42 No
180/7 = 25.71 No
210/7 = 30 Yes
the LCM ending in a zero is 210
Add your answer:
Earn +20 pts
What is the LCM of 18 21 use prime factorizations?
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
What is the LCM of 21 and 18 using prime factorization?
18 = 2 x 3 x 3; 21 = 3 x 7. Common factor is 3 so LCM = 18 x 21/3 = 126
What are the LCM of 2 and 3 and 6?
The LCM of 2, 3 and 6 is 6.
What is LCM of 7 18 and 21?
126
What is the LCM of 23 3 7 and 22 32 7.?
The LCM of 2^3 x 3 x 7 and 2^2 x 3^2 x 7 is 2^3 x 3^2 x 7 The LCM of 168 and 252 is 504
What is the lcm of 63 and 18?
LCm for 18 and 63 = 126prime factorization of:18 = 2 x 3 x 363 = ------3 x 3 x 7============LCM= 2 x 3 x 3 x 7 = 126
What is the LCM of 9 21 and 18?
3 3| 9 21 18 3| 3 7 6 2| 1 7 2 7| 1 7 1 | 1 1 1 3*3*2*7 = 126 [Edited by lcm][james_cherming@hotmail.com]
What is the least common multiple of 6 3 and 18?
The Least Common Multiple (LCM) for 18 3 6 is 18.
What is the LCM of 18 21 use prime factorizations?
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
What is the LCM and the GCF of 18 and 21?
To make this easier, let's first factor 18 and 21 into their prime factors: 18=2*3^2 21=3*7 Now it's very easy to find the LCM and GCF. The LCM is 2*3^2*7=126, and the GCF is 3.
Using prime factorization find the LCM of 18 and 21?
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
What is the LCM of 2 and 9 and 3?
The LCM is 18.
What is the LCM of 9 and 6 and 3?
The LCM is 18.
What is the LCM of 21 and 18 using prime factorization?
18 = 2 x 3 x 3; 21 = 3 x 7. Common factor is 3 so LCM = 18 x 21/3 = 126
What is the prime factorization and the LCM of 18 and 21?
2 x 3 x 3 = 18 3 x 7 = 21 Combine the factors, eliminating duplicates. 2 x 3 x 3 x 7 = 126, the LCM
What is the LCM of 18 9 3?
lcm(18, 9, 3) = 18.
What is the least common multiple of 9 3 and 6?
The LCM of 3, 6 and 9 is 18.
