It's really the *only way* to compare loans.I don't even remember when I learned how to do it, maybe High School Economics?Also, make your own schedules so you can play with the numbers. Like this: https://www.youtube.com/watch?v=vjqJq_gkV2U
------------Gone: My Discogs collection for The Roots:http://www.discogs.com/user/tomhayes-roots/collection