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.

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.

Most everyone learns to multiply the same way. We stack two numbers, multiply every digit in the bottom number by every digit in the top number, and do addition at the end. If you’re multiplying two ...

So when multiplying by an even number, first multiply by half that number, then by 2. Multiply by 5: First multiply by 10, then divide by 2. Multiply by 9: Multiply by 10 and subtract the number.

In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers.