This worksheet includes the formula with an explanation. There are 8 problems. Students solve for time, interest rate or principal. The last problem asks students to create and solve their own simple interest problem which takes learning to the next level. For fun, all the names used come from Harry Potter!
This download includes:
•Student Handout (2 pages)
•Answer Key (2 pages)
If you are teaching compound interest, check out my Compound Interest Worksheet where all the problems use Marvel superhero names.
Your feedback is appreciated. Thanks for looking!