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420 / 2 = 210

210 / 2 = 105

105 / 3 = 35

35 / 5 = 7

7 / 7 = 1

504 / 2 = 252

252 / 2 = 126

126 / 2 = 63

63 / 3 = 21

21 / 3 = 7

7 / 7 = 1

SCM = 2³ x 3² x 5 x 7 = 2520

Fun fact: 2520 is also the smallest common multiple of every number from 1 to 10

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13y ago

2520

2520/504=5

2520/420=6

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Q: What is the least common multiple of 420 and 504?
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