Compound Interest Concepts

Front

$4 invested for 6 years at 8% growth

Back

4(1.08)⁶

Front

$800 invested for 6 years at 4% decay

Back

800(0.96)⁶

Front

$300 invested for 10 years at 8% growth

Back

300(1.08)¹⁰

Front

In this equation, what is the principal?

Back

1200

Front

$4 invested for 6 years at 80% growth

Back

4(1.80)⁶

Front

Principal $4400, Rate 5.2%, Time 1.5 years

Back

https://res.cloudinary.com/gimkit-production/image/upload/v1603333214/cf2b6pa8zke20u4dl2cy.png

Front

In this equation, what is the interest rate?

Back

2.7%

Front

Principal $350, Rate 5%, Time 3 years

Back

https://res.cloudinary.com/gimkit-production/image/upload/v1603332538/eimyjc97rncesfi3fdsw.png

Front

$800 invested for 6 years at 4% growth

Back

800(1.04)⁶

Front

r

Back

interest rate expressed as a decimal