LCM

(the database of solved problems)

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

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ID	Problem	Count
1	Find Least Common Multiple of 8, 12 and 15 using prime factorisation method.	204
2	Find Least Common Multiple of 8, 12 and 15 using division method..	110
3	Find Least Common Multiple of 8, 12 and 15 using LCM formulae..	77
4	Find Least Common Multiple of 18, 22, 56 and 64 using division method..	61
5	Find Least Common Multiple of 8, 19 and 23 using prime factorisation method.	56
6	Find Least Common Multiple of 216, 314 and 520 using division method..	55
7	Find Least Common Multiple of 12, 15, 90, 108, 135 and 150 using prime factorisation method.	46
8	Find Least Common Multiple of 105, 90 and 126 using prime factorisation method.	42
9	Find Least Common Multiple of 12, 15, 90, 108, 135 and 150 using division method..	40
10	Find Least Common Multiple of 8, 12 and 15 using ladder method..	40
11	Find Least Common Multiple of 36, 54, 108 and 144 using prime factorisation method.	37
12	Find Least Common Multiple of 6 and 8 using prime factorisation method.	33
13	Find Least Common Multiple of 120, 210, 350 and 250 using division method..	31
14	Find Least Common Multiple of 66, 44 and 22 using prime factorisation method.	30
15	Find Least Common Multiple of 9 and 12 using prime factorisation method.	29
16	Find Least Common Multiple of 8, 12 and 15 by listing out the factors.	29
17	Find Least Common Multiple of 93, 62 and 120 using prime factorisation method.	28
18	Find Least Common Multiple of 20, 28, 35 and 32 using prime factorisation method.	27
19	Find Least Common Multiple of 12 and 9 using prime factorisation method.	25
20	Find Least Common Multiple of 105, 90 and 126 using division method..	25
21	Find Least Common Multiple of 20, 22 and 26 using prime factorisation method.	24
22	Find Least Common Multiple of 90, 36 and 45 using prime factorisation method.	23
23	Find Least Common Multiple of 36, 54, 108 and 144 using division method..	23
24	Find Least Common Multiple of 38, 95, 152 and 133 using division method..	23
25	Find Least Common Multiple of 105, 140 and 315 using prime factorisation method.	22
26	Find Least Common Multiple of 105, 126 and 147 using prime factorisation method.	22
27	Find Least Common Multiple of 8, 6 and 36 using prime factorisation method.	22
28	Find Least Common Multiple of 50, 84 and 92 using division method..	22
29	Find Least Common Multiple of 80, 85 and 90 using division method..	22
30	Find Least Common Multiple of 20 and 15 using prime factorisation method.	21
31	Find Least Common Multiple of 2, 9, 3, 2, 2 and 2 using prime factorisation method.	21
32	Find Least Common Multiple of 6 and 10 using prime factorisation method.	21
33	Find Least Common Multiple of 20, 28, 35 and 32 using division method..	21
34	Find Least Common Multiple of 4 and 6 using prime factorisation method.	21
35	Find Least Common Multiple of 66, 44 and 22 using division method..	20
36	Find Least Common Multiple of 6, 12 and 18 using division method..	20
37	Find Least Common Multiple of 24, 45 and 72 using prime factorisation method.	20
38	Find Least Common Multiple of 1, 1, 7, 4, 5, 2, 3 and 28 using prime factorisation method.	20
39	Find Least Common Multiple of 25, 10 and 35 using prime factorisation method.	20
40	Find Least Common Multiple of 21, 28, 36 and 45 using prime factorisation method.	20
41	Find Least Common Multiple of 15, 35 and 14 using prime factorisation method.	20
42	Find Least Common Multiple of 32, 64, 160 and 130 using prime factorisation method.	20
43	Find Least Common Multiple of 50 using prime factorisation method.	20
44	Find Least Common Multiple of 182, 175 and 420 using division method..	19
45	Find Least Common Multiple of 20, 60 and 180 using prime factorisation method.	19
46	Find Least Common Multiple of 105, 126 and 147 using division method..	19
47	Find Least Common Multiple of 840, 320, 480, 360 and 540 using division method..	19
48	Find Least Common Multiple of 72, 49 and 53 using prime factorisation method.	19
49	Find Least Common Multiple of 20, 60 and 180 using division method..	19
50	Find Least Common Multiple of 14, 28 and 21 using division method..	19