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 ...

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 ...

Place value describes the position of a digit in a number. It also gives the value of each digit in a number. Hundred squares, number lines, bundles of straws and tens and ones blocks can be really ...