After duplex numbers, let us learn multiplication by triplex numbers. As the name suggests, numbers like 111, 222, 333 are triplex numbers. The method is similar to that of multiplication by duplex ...

A set of guidelines adopted by 45 states this year may turn children into "little mathematicians" who don't know how to do actual math. A few weeks ago, I wrote an article for TheAtlantic.com ...

Ever wanted to impress everyone by solving complex multiplication problems in your head, without needing a pencil or paper? It's not magic; it's mental math—a superpower you can learn! This article is ...

In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...

In short: 52-year-old Pepe King discovered his talent for mental mathematics later in life, and has since set Australian records. Mr King, who has ADHD, finds daily multiplication helps ease his ...

People tend to obsess over making computer software faster. You can, of course, just crank up the clock speed and add more processors, but often the most powerful way to make something faster is to ...