Join Mrs, McCartney for a Number Talk with her friend Springling! Join Mrs, McCartney for a Number Talk with her friend Springling! Be ready to build 3-digit numbers in different ways with base ten ...

This section can help answer questions where numbers are written using words as well as digits. Each digit in a number has a place value. It shows the position of a digit in a number. The first few ...

When you subtract using large numbers, it's often better to use a written method. Column subtraction is a good written method to take one number away from another. It involves writing the smaller ...

Writing a check correctly can be intimidating, especially if you’re out of practice — or never learned. The less you use your checkbook, the more confusing it can be — especially when it comes to ...

Ever wanted to impress everyone by solving complex multiplication problems in your head, without needing a pencil or paper? It's not magic; it's mental math—a superpower you can learn! This article is ...