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 ...

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.

You could consider simplifying the task by running two different replace tasks: one that finds only single-digit numbers and one that finds only double-digit numbers.

Activity: Adding two-digit numbers Complete this interactive to learn more about adding with two-digit numbers and then put your knowledge to the test with this quiz.