Question

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

$9$ and $16$

Answer 1

Given, the numbers are $9$ and $16$

The multiples of $9$ are $=9,18,37,36,45,54,63,72,81,90,99,108,117,126,135,144,153,.......$

The multiples of $16$ are $=16,32,48,64,80,96,\mathbf{}112,128,144,160,........$

The common multiples of $9$ and $16$ are $=144,288,432,576,.....$

Hence , the required LCM of $9$ and $16$ is $144$ .