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 ...

Numbers comprise a string of digits that are used to represent various quantities and amounts. Each number designates the size of some quantity that is either large or small. Numbers can be of ...

Help students build a strong conceptual understanding of integer operations using a visual counter model. This resource uses green (+) counters to represent positive integers and red (−) counters to ...