What Are Binary and Hexadecimal Numbers?

Elementary students around the globe are taught to count using a base-10 number system. We form numbers using the 10 digits of our base-10 system, which is zero through nine. Readers discover other number systems people have used throughout history. With a binary system, computers only use two digits: 0 and 1. So how does a computer count to 10? Readers will learn the answer inside this book. Also...