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Module 20
Financial Exponents
This module delves into the concepts of exponents, square roots, and scientific notation.
We provide a comprehensive exploration of these mathematical tools, illustrating their practical applications in financial contexts, by demystifying exponents and analyzing how they contribute to compound growth.
Module At A Glance
Grade Levels:
6th - 12th
Est. Length:
2-5 Hours (19 slides)
Activities:
2 Activites
Articles:
4 Articles
Languages:
English & Spanish
Curriculum Fit:
Math, Business, Economics, CTE, Social Studies
Standards Alignment:
CEE National Standards, Jump$tart National Standards & Relevant State Standards
magnifying glass with stock chart
Guiding Questions
- How do exponents help in understanding compound interest and its impact on investments over time?
- How can square roots be applied to assess financial risk and volatility in the stock market?
- How is scientific notation used to simplify and understand large financial figures?
- What is the relationship between compound growth and exponential functions?
- How can understanding exponents and scientific notation aid in making more informed financial decisions?
- What are practical examples where you can apply the concept of square roots in personal financial planning?
Enduring Understandings
- Exponents are fundamental in understanding compound interest, enabling students to appreciate how investments grow over time.
- The use of square roots in finance helps in understanding the variability and risk of investment returns.
- Scientific notation is a valuable tool for managing and interpreting very large or very small financial figures, enhancing clarity in financial analysis.
- Understanding compound growth through exponential functions is crucial in planning for long-term financial goals, such as retirement or education funding.
Module Vocab & Key Topics
Exponents
Exponents are a mathematical notation indicating the power to which a number, known as the base, is raised. It represents how many times the base is multiplied by itself.
Compound Interest
Compound interest refers to the calculation of interest on both the initial principal and the accumulated interest from previous periods. Unlike simple interest, which is calculated only on the principal amount, compound interest allows the interest amount to grow at a faster rate since it is calculated on the increasing total amount each period.
Square Roots
The square root of a number is a value that, when multiplied by itself, gives the original number. In finance, square roots are used in various calculations, such as in the assessment of investment risk or in the computation of the standard deviation, which is a measure of volatility or dispersion in a set of data.
Scientific Notation
Scientific notation is a method of expressing numbers that are too large or too small to be conveniently written in full decimal form. It represents numbers as a base of ten raised to an exponent. This notation is particularly useful in finance for handling very large numbers, such as national debts or GDP, or very small numbers, such as interest rates or financial ratios.
Exponential Functions
An exponential function is a mathematical function in which a constant base is raised to a variable exponent. In finance, exponential functions are used to model growth or decay over time, such as in calculating compound interest