Working with Directed Numbers

Working with Directed Numbers

This set of tasks is intended to provide an introduction to operations with positive and negative numbers. The article offers a variety of models that could be used with students to introduce them to the concepts of calculating with directed numbers, and the resources and games can be used in the classroom to develop students' understanding and fluency.


How can we help students make sense of addition and subtraction of negative numbers?

Strange Bank Account 

Age 11 to 14 Challenge Level:
Imagine a very strange bank account where you are only allowed to do two things...

Up, Down, Flying Around 

Age 11 to 14 Challenge Level:
Play this game to learn about adding and subtracting positive and negative numbers

Connect Three live

Age 11 to 16 Challenge Level:
In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?

Weights 

Age 11 to 14 Challenge Level:
Different combinations of the weights available allow you to make different totals. Which totals can you make?