Question

Find the least common multiple ( LCM) by listing the multiples .

$4$ and $13$

Answer 1

Given, the numbers are $4$ and $13$

The multiples of $4$ are $=4,8,12,16,20,24,28,32,36,40,44,48,\mathbf{52},56,60,.......$

The multiples of $13$ are $=13,26,39,\mathbf{}\mathbf{52},65,78,91,........$

The common multiples of $4$ and $13$ are $=52,104,156.....$

Hence , the required LCM of $4$ and $13$ is $52$ .