The first line of the calculation is the same procedure as multiplying with a single digit number. In the second line we are multiplying by \(20\) (two tens). As we are multiplying by tens the unit's ...

Mastering double-digit multiplication is an essential skill in mathematics. It may seem challenging at first, but with practice and the right methods, it can be easily accomplished. In this article, ...

Long multiplication is a key skill for KS2 students. This engaging long multiplication worksheet and games pack will help your students build fluency and confidence in your classroom. The activities ...

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 ...

Multiplication of two numbers is easy, right? At primary school we learn how to do long multiplication like this: Methods similar to this go back thousands of years, at least to the ancient Sumerians ...

Abstract: Proposes a new algorithm of serial modular multiplication based on signed-digit (SD) number system using Booth recoding method. By introducing a p-digit radix-two SD number system, a modular ...

Multiplication is a fundamental skill in mathematics, but some number combinations can appear tricky. Imagine being able to quickly multiply numbers like 35 x 35 or 65 x 65 in your head, almost ...