This Year 5 Understand Negative Numbers Reasoning and Problem Solving resource is a great way to reintroduce negative numbers to children. The worksheet presents negative numbers in a range of real-life scenarios, including temperature and distance below sea level. Children will need to read and compare scales, find a negative number from a set of clues and explain common mistakes. This step does not include calculations with negative numbers. There is an answer sheet included for quick and easy marking.