The fraction 55/70 is equal to 78.57% when converted to a percentage. This means that if you had 70 items and selected 55 of them, you'd be choosing about 79% of the total. It's a pretty high percentage, showing that more than three-quarters of the whole is being considered.
In everyday life, you might see this fraction or percentage used in various situations. For example, if 55 out of 70 students passed a test, the pass rate would be 78.57%. Or if a sports team won 55 games out of a 70-game season, their winning percentage would be the same. It's a useful way to express parts of a whole in a format that's easy to understand and compare.