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 ...

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It's possible to solve some multiplication problems in your head. But sometimes it can help to use other methods instead. These include using visual aids, such as an array or place counters, or by ...

The process of multiplying three numbers together is similar to the process of multiplying two numbers, but it has one extra step. First, you multiply two of the numbers, then you multiply the third ...

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 ...

Fluency in third grade means knowing, from memory, all products of two one-digit numbers. Your child’s introduction to multiplication is through repeated addition. He will draw an array to visualize, ...

In 1971, German mathematicians Schönhage and Strassen predicted a faster algorithm for multiplying large numbers, but it remained unproven for decades. Mathematicians from Australia and France have ...