(i) Using the number line, find the difference between -2 and 3.

-5 0 5 (ii) The figure below shows a timeline for BC and AD. For example, 2 BC stands for 2 years Before Christ and 3 AD stands for 3 years Anno Domini (which means In the year of the Lord, i.e. after Christ was born). ++ 5BC IBC JAD 5AD What is the main difference between the timeline for BC and AD, and the number line? (iii) How many years are there between 2 BC and 3 AD? (iv) Think of another real-life example that is similar to the timeline in (ii) but different from the number line in (i).