Ep 11. Advanced Multiplication

In season 1 episode 11 of Secrets of Mental Math, titled "Advanced Multiplication," host Arthur Benjamin delves into the world of multiplying large numbers in your head.

Benjamin starts off by demonstrating how to quickly square two-digit numbers ending in 5, using a simple mental trick. He then moves on to multiplying two-digit by two-digit numbers, showing how to break down each number into smaller parts and manipulate them mentally to arrive at the final answer.

Next, Benjamin tackles the challenge of multiplying three-digit numbers by two-digit numbers. He shows how to use mental division and subtraction to break down the problem into smaller, more manageable parts. He also stresses the importance of estimating and checking your answers to avoid mistakes.

Throughout the episode, Benjamin emphasizes the importance of practice in developing mental multiplication skills. He encourages viewers to start with smaller numbers and work their way up, taking the time to master each step before moving on to more challenging problems.

In addition to sharing his own mental math techniques, Benjamin also interviews mathematicians and mental math champions who have developed their own unique methods for quickly multiplying large numbers.

By the end of the episode, viewers will have a newfound appreciation for the power of mental math and the incredible things the human brain is capable of achieving.