Do you prefer multistory episodes, single story episodes, or a mix? Let us know! In this episode of Discover Daily, host Sienna explores the fascinating world of the Trachtenberg system, a unique method of rapid mental calculation developed by Russian engineer Jakow Trachtenberg during his imprisonment in Nazi concentration camps. This innovative approach to arithmetic eliminates the need for multiplication tables, relying instead on a set of readily memorized operations that allow users to p...