The HCF of 165 and 210 is 15. The LCM is 2310.
82.5 x 2 = 165
The GCF of 420 and 108 is 12. 2 x 2 x 7 x 5 x 3 3 x 3 x 3 x 2 x 2 2x2x3=12 GCF=12
165 = 3 x 5 x 11
3 x 5 x 11 = 165
3 x 5 x 5 x 7 = 525 3 x 5 x 11 = 165
The prime factor decomposition of 168 is: 23 x 3 x 7
The HCF of 165 and 210 is 15. The LCM is 2310.
165 x 2 is equal to 330.
The prime factors of 12 are 2 and 3. 2 x 2 x 3 = 12
330 = 2 x 165; = 2 x 3 x 55; = 2 x 3 x 5 x 11
Determine the prime factors of both numbers. 30 = 2 x 3 x 5 165 = 3 x 5 x 11 The LCM is the product of the highest power of each prime factor. The LCM of 30 and 165 is therefore 2 x 3 x 5 x 11 = 330
20 = 2 x 2 x 588 = 2 x 2 x 2 x 11165 = 3 x 5 x 11
330 = 2 x 165, = 2 x 3 x 55, = 2 x 3 x 5 x 11
The prime factorization of 165 is 3 x 5 x 11
7 2 x 2 x 3 2 x 2 x 3 x 7 = 84, the LCM
2 x 2 x 3 = 12