For numbers with a thousand digits, Karatsuba's method needs about 17 times fewer multiplications than long multiplication. But why on earth would anyone want to multiply such big numbers together?

This Maths article explains both the mental method and written method for multiplying a 2-digit number by a 1-digit number.

One week after DeepMind revealed an algorithm for multiplying numbers more efficiently, researchers have an even better way to carry out the task ...

Quiz: Multiplying a 3-digit number by a 1-digit number Test out your multiplication skills with this quiz, then read on to complete the page.

Really, really big numbers The new algorithm is not really practical in its current form, because the proof given in our paper only works for ludicrously large numbers. Even if each digit was written ...

Ever wondered how computers multiply huge numbers with hundreds or even thousands of digits? The process may seem simple, but it gets incredibly complex as numbers grow. In this video, we explore the ...

Even for computers, the long multiplication algorithm, defined as n to the power of, could reportedly take months if each number had a billion digits.

This article reveals a simple and effective shortcut for multiplying numbers that end in 5. Perfect for students, it breaks down the trick for both single-digit and double-digit numbers ending in ...

Learn how to multiply 2-digit numbers mentally with this step-by-step guide for kids. Discover simple techniques to boost calculation speed, improve mental math skills, and build confidence for ...