Divisibility Rules for 2-12 FULLY EXPLAINED

Divisibility rules are demonstrated and explained in a way that you did not learn from school! They are useful to quickly determine if a number can be divided by another number without doing long division. This is especially useful when the numbers are large.

The divisors are grouped based on their similarities.

Timecodes
00:00 - Intro
01:15 - Divisibility rule for 2, 5, 10
03:31 - Divisibility rule for 3, 9
07:12 - Divisibility rule for 4, 8
11:28 - Divisibility rule for 7
15:08 - Divisibility rule for 11
19:23 - Divisibility rule for 6, 12