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

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 ...

Then take the two numbers you want to multiply—in the case of the above image, 7 and 8—and put together the corresponding fingers (as shown in the picture to the right).

A Maths guide to learning and practising dividing a 2-digit number by a 1-digit number using different methods (no remainder).