Hello! I'm having a hard time understanding Investment in Bonds from Financial Accounting and Reporting 1 subject. I live in the Philippines and our...

Hello! I'm having a hard time understanding Investment in Bonds from Financial Accounting and Reporting 1 subject. I live in the Philippines and our primary guide is the book of Conrado Valix. The topic was discussed thoroughly but when it comes to exercises, it seems that it's difficult to answer. I'm asking for tips or advice on how to understand the topic very well. Thank you!