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 ...

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

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

To multiply two numbers by hand take a few steps but it’s something we’re taught in school. When dealing with big numbers, really big numbers, we need to a quicker way to do things.

Learn how to multiply any number by 11 instantly with this simple math trick. Perfect for school students to solve problems faster and impress friends in class.

Multiplying two 10-digit numbers using traditional methods requires 10 × 10 = 10 2 = 100 small multiplications, but only around 10 1.58 ≈ 38 using Karatsuba’s method.