How compounding actually works
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History of the compounding concept
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The rule of 72 and mental math
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Compounding in everyday life
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YOUR GOAL
Master of The magic of compound interest
nic History of Compound Interest
Interest on interest, interest on interest! It's piling up so high.
nic While often attributed to Albert Einstein, the famous 'eighth wonder' quote has mysterious origins.
nic Benjamin Franklin used a unique trust fund to prove the long-term power of compounding to two cities.
nic Drag historical milestones into place to discover how the concept of compounding evolved over time.
Franklin's legacy: Benjamin Franklin's 1790 bequest of two thousand pounds grew into several million dollars for Boston and Philadelphia over two centuries.
The act of combining two or more elements, ingredients, or parts to form a whole. Ancient Babylonian clay tablets dating to 2000 BCE contain the earliest recorded calculations of this mathematical process.
In which ancient civilization did merchants first record compound interest calculations on clay tablets around 2000 BCE?
Which famous scientist is frequently, but falsely, credited with calling compound interest the 'eighth wonder of the world'?
What material did ancient Mesopotamians use to write down their mathematical calculations of interest?
What historical term refers to the practice of charging unethical or extremely high interest rates on loans?
How much money did Benjamin Franklin leave to both Boston and Philadelphia in his 1790 will to test compounding?