1. Describe how cancellation works in fractions and give an example.
2. Fractions, decimals, and percents are all used to describe a part of something. The use of percents is much more common than fractions and decimals. Why do you suppose this is true?
3. What proportion of the blame for Air Canada's difficulties rests with the top management of Air Canada and what proportion rests with the company's unions? Defend your answer.