Question

2 what is the least common multiple of 5 and 9?

Explanation:

Step1: List multiples of 5

$5, 10, 15, 20, 25, 30, 35, 40, 45, 50,...$

Step2: List multiples of 9

$9, 18, 27, 36, 45, 54,...$

Step3: Identify smallest shared multiple

Find the first common number in both lists.

Answer:

45