A negative number is a number smaller than zero. This can be clearly seen on the number line below.
You will be asked to use your knowledge about negative numbers to solve different problems.
What is 6 minus 12?
You may be able to do this type of calculation in your head or it may help you to use a number line.
The temperature is -7°C in New York in January, it is 18°C warmer in Rome, what is the temperature in Rome?
Count on from -7°C to 0 and then add on another 11 so in total, you have added 18
This gives the answer 11°C