Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Simple interest is the interest applied only to the original amount of money deposited or borrowed. Calculating simple interest requires knowing your principal amount, annual interest rate, and time ...

The TI-83 scientific calculator includes a finance-solving application that can do advanced calculations about the time value of money. It can also solve the basic equation for simple interest, which ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Suzanne is a content marketer, writer, and fact-checker. She holds a Bachelor ...