Description
This One-Page Mini-Project moves beyond boring textbook problems and asks students to track the growth of three different savings accounts over a decade. It transforms abstract numbers into a visual demonstration of how money grows.
The Mission:
Students apply the Simple Interest Formula (I = P × r × t) to three different principal amounts ($100, $500, $1,000) at a fixed 5% interest rate. They must calculate the earnings at the 1-year, 5-year, and 10-year marks to analyze the results.
Why Teachers Love This Format:
- Scaffolded Formula Box: The worksheet includes a clear "Magic Formula" reference that defines Principal, Rate, and Time, helping students who struggle to memorize variables.
- Pattern Recognition: By calculating the same accounts over different time periods, students visually see the linear growth of simple interest.
- Friendly Numbers: We use straightforward numbers ($100, $500, 5%) so students can focus on the concept of interest rather than getting stuck on difficult arithmetic.
What's Included:
- 1 "Simple Interest Challenge" Project Sheet: (Formula reference, Calculation Matrix, and Reflection Questions).
Perfect for:
- Introducing the Simple Interest Formula (I=Prt)
- Financial Literacy Month
- 7th Grade Math (Percents & Proportions)
- Life Skills / Consumer Math Rotations
Turn a standard math formula into a real-world money lesson today!
Simple Interest Challenge | One Page Math Project | Financial Literacy
Highlights
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Description
This One-Page Mini-Project moves beyond boring textbook problems and asks students to track the growth of three different savings accounts over a decade. It transforms abstract numbers into a visual demonstration of how money grows.
The Mission:
Students apply the Simple Interest Formula (I = P × r × t) to three different principal amounts ($100, $500, $1,000) at a fixed 5% interest rate. They must calculate the earnings at the 1-year, 5-year, and 10-year marks to analyze the results.
Why Teachers Love This Format:
- Scaffolded Formula Box: The worksheet includes a clear "Magic Formula" reference that defines Principal, Rate, and Time, helping students who struggle to memorize variables.
- Pattern Recognition: By calculating the same accounts over different time periods, students visually see the linear growth of simple interest.
- Friendly Numbers: We use straightforward numbers ($100, $500, 5%) so students can focus on the concept of interest rather than getting stuck on difficult arithmetic.
What's Included:
- 1 "Simple Interest Challenge" Project Sheet: (Formula reference, Calculation Matrix, and Reflection Questions).
Perfect for:
- Introducing the Simple Interest Formula (I=Prt)
- Financial Literacy Month
- 7th Grade Math (Percents & Proportions)
- Life Skills / Consumer Math Rotations
Turn a standard math formula into a real-world money lesson today!


