Answer:
35
Explanation:
Use the factor ladder or upside down birthday cake to solve.
5,7 on the inside. on the outside, 1 goes into both.
so you write what is left 1 5 7 and multiply which is 35
The LCM of 5 and 7 is 35
because 35 is the least common mutiple that can go into both 5 and 7
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