When you are adding larger numbers, it’s often better to use a written method. Column addition is a good written method to add one number to another. It involves putting the digits of each ...

If you can add two 3-digit numbers, then you can use the same method to add 4-digit numbers together. Just remember to add on the number that you have regrouped.

Best for: Most general 2-digit multiplications, especially when one number has small digits (e.g., 12,21,32). Step-by-Step with Example: 14x32 Break Apart One Number: Choose one of the numbers to ...