did you know that until 1929, our currency measured 7.42 by 3.13 inches? since then, our currency has become much smaller. it is now 6.14 by 2.61 inches. why do you think it was changed?
A few reasons why it became smaller: 1. It is cheaper to make them smaller. 2. They are more easily handled. 3. It can be stored more efficiently. These are just a few simple ones but I hope this helps! Remember to paraphrase my answers and build on them to make them your own.