We have put together this collection of problems and games to help you to understand positive and negative numbers. Play the games in Up, Down, Flying Around, read the article, and then apply your understanding to investigate the different problems that use negative numbers.
game
Favourite
Up, down, flying around
Age
11 to 14
Challenge level
Play this game to learn about adding and subtracting positive and negative numbers
article
Making sense of positives and negatives
This article suggests some ways of making sense of calculations involving positive and negative numbers.
problem
Strange bank account
Age
11 to 14
Challenge level
Imagine a very strange bank account where you are only allowed to do two things...
problem
Strange bank account (part 2)
Age
11 to 14
Challenge level
Investigate different ways of making £5 at Charlie's bank.
problem
Connect three
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?
problem
Weights
Age
11 to 14
Challenge level
Different combinations of the weights available allow you to make different totals. Which totals can you make?