This math topic focuses on practicing basic divisibility rules. The questions are designed to help understand which divisors a number will definitely be divisible by, given specific conditions. Problems include identifying divisors for even numbers, numbers whose digits sum to a multiple of 3 or 9, and numbers that end in zero. The aim is to reinforce the understanding of these basic divisibility conditions, laying a foundation for more complex number theory concepts.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.