Full lesson - Introduction to representing negative numbers in binary. This lesson recaps binary representation and then introduces negative numbers. To aid understanding of two’s complement, binary ...

In Part 1 of this mini-mega-series, we introduced the concepts of integers, signed integers, and unsigned integers (we also touched on positive integers, non-negative integers, counting numbers, and ...

The lesson begins by revisiting how number systems work, then builds students towards being able to perform binary addition. Add two binary numbers, each less than 7 bits. Multiply a binary number by ...

There are different ways to represent a number. The four commonly associated with modern computers and digital electronics are the decimal, binary, octal, and hexadecimal. This is the most commonly ...

In the computer, all data are represented as binary digits (bits), and eight binary digits make up one byte. For example, the upper case letter A is 0101001. Numbers however can take several forms.

One of the things I love to do is teach people about computers, especially how we can use them to represent and manipulate different types of numbers (I really need to get out more). For the purposes ...