LCM

(the database of solved problems)

All the problems and solutions shown below were generated using the LCM Calculator.

Select category

ID	Problem	Count
51	Find Least Common Multiple of 14, 28 and 21 using division method..	19
52	Find Least Common Multiple of 72, 49 and 53 using prime factorisation method.	19
53	Find Least Common Multiple of 60, 80 and 124 using prime factorisation method.	19
54	Find Least Common Multiple of 840, 320, 480, 360 and 540 using prime factorisation method.	18
55	Find Least Common Multiple of 20, 10 and 30 using division method..	18
56	Find Least Common Multiple of 4, 5 and 6 using prime factorisation method.	18
57	Find Least Common Multiple of 12 and 18 using prime factorisation method.	18
58	Find Least Common Multiple of 8, 19 and 23 using division method..	18
59	Find Least Common Multiple of 18 and 12 using prime factorisation method.	18
60	Find Least Common Multiple of 23, 12 and 33 using prime factorisation method.	18
61	Find Least Common Multiple of 16, 10 and 5 using prime factorisation method.	18
62	Find Least Common Multiple of 45, 25 and 50 using prime factorisation method.	17
63	Find Least Common Multiple of 7, 14 and 21 using division method..	17
64	Find Least Common Multiple of 7, 14 and 21 using prime factorisation method.	17
65	Find Least Common Multiple of 6 and 4 using prime factorisation method.	17
66	Find Least Common Multiple of 2, 6 and 51 using prime factorisation method.	17
67	Find Least Common Multiple of 8, 12 and 16 using prime factorisation method.	17
68	Find Least Common Multiple of 20, 10 and 30 using prime factorisation method.	17
69	Find Least Common Multiple of 90, 36 and 45 using division method..	17
70	Find Least Common Multiple of 10, 7 and 5 using prime factorisation method.	16
71	Find Least Common Multiple of 9 and 6 using prime factorisation method.	16
72	Find Least Common Multiple of 21, 28, 36 and 45 using division method..	16
73	Find Least Common Multiple of 32, 64, 160 and 130 using division method..	16
74	Find Least Common Multiple of 30, 60 and 80 using division method..	16
75	Find Least Common Multiple of 23 using prime factorisation method.	16
76	Find Least Common Multiple of 40, 21, 18 and 12 using division method..	16
77	Find Least Common Multiple of 324 and 512 using division method..	16
78	Find Least Common Multiple of 15 and 50 using prime factorisation method.	16
79	Find Least Common Multiple of 40, 21, 18 and 12 using prime factorisation method.	16
80	Find Least Common Multiple of 9 and 15 using prime factorisation method.	16
81	Find Least Common Multiple of 9 and 48 using prime factorisation method.	15
82	Find Least Common Multiple of 12 and 20 using prime factorisation method.	15
83	Find Least Common Multiple of 16, 10 and 5 using division method..	15
84	Find Least Common Multiple of 9, 12 and 18 using division method..	15
85	Find Least Common Multiple of 14, 28 and 21 using prime factorisation method.	15
86	Find Least Common Multiple of 60, 84 and 92 using division method..	15
87	Find Least Common Multiple of 25, 24 and 32 using division method..	15
88	Find Least Common Multiple of 240, 360, 480 and 540 using prime factorisation method.	15
89	Find Least Common Multiple of 15 and 6 using prime factorisation method.	15
90	Find Least Common Multiple of 12 and 15 using prime factorisation method.	15
91	Find Least Common Multiple of 30, 36 and 45 using division method..	15
92	Find Least Common Multiple of 15, 35 and 14 using division method..	15
93	Find Least Common Multiple of 24, 45 and 72 using division method..	15
94	Find Least Common Multiple of 45, 25 and 50 using division method..	14
95	Find Least Common Multiple of 6, 4, 16 and 6 using prime factorisation method.	14
96	Find Least Common Multiple of 5, 3 and 3 using prime factorisation method.	14
97	Find Least Common Multiple of 48, 72 and 108 using division method..	14
98	Find Least Common Multiple of 120, 210, 350 and 250 using prime factorisation method.	14
99	Find Least Common Multiple of 8, 12 and 16 using division method..	14
100	Find Least Common Multiple of 10 and 6 using prime factorisation method.	14