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 ...

Multiply a 2-digit by a 1-digit number Learn the mental method and written method for multiplying a 2-digit number by a 1-digit number.

Set up the grid by labelling the dimensions of a rectangle with the numbers to be multiplied. Partition close partitionTo split a number into component parts. Eg, the two-digit number 38 can be ...

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.

We'll explore how this shortcut works for both two-digit numbers multiplied by themselves, and even for multiplying two different numbers ending in 5.

But is this really the best way to multiply two big numbers together? In long multiplication, we have to multiply every digit of the first number by every digit of the second number.