This video will teach you some super fast divisibility rules and tricks for prime numbers between 1 and 30.
The video is divided in three parts. You will learn the divisibility rules for 2, 3, 5 and 7 in first section, divisibility rules for 11, 13, 17 and 19 in second section and divisibility rules for 23 and 29 in the third section.
10 сен 2024