Pre-Algebra 09 - Division and Prime Numbers

The video tutorial by Professor Von Schmohawk at WHY U covers the four basic arithmetic operations, focusing on division as the inverse of multiplication. It explains two interpretations of division and discusses factors, divisors, prime, and composite numbers. The Sieve of Eratosthenes is introduced as a method to identify prime numbers. The video also provides tricks for determining divisibility by primes and highlights the ongoing quest to find large prime numbers.

What new insight or understanding did you gain from this video?