Question

find the LCM of the following numbers by prime factorization method
i.286 and 248
ii 240and 261​

Answer 1

Answer:

$2 |240 \\ 2 |120 \\ 2 |60 \\ 2 |30 \\ 3 |15 \\ 5 \\ \\ lcm \: of \: 240 = 2 \times 2 \times 2 \times 3 \times 5 \times 2 = 240$

rest of this you have to do it by your own