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219 LearnersLast updated on October 24, 2025

Money is a medium of exchange accepted all over the world. It facilitates trade and transactions and eliminates the difficulties of bartering. Money comes in various forms, including cash, digit currency, and bank deposits. Some key concepts of money include inflation, deflation, interest rates, investments, savings, debt, credit, etc. Let us now look further into the topic of money concepts.
In mathematics, money concepts involve calculations related to value, interest, and growth over time. Key mathematical concepts related to money include percentage, which is used to calculate interest rates, discounts, and inflation.
We also use compound interest to calculate the interest earned through the initial investment and the money earned on already accrued interest. These concepts help students understand how a business manages its finance and evaluates its economic trends.
The meaning of money and how it works are learned through the various types of money concepts. Some of the types of money concepts are mentioned below:
Currency Types:
Value Concepts:
Financial Concepts:
Transaction Concepts:
Financial Management Concepts:
Money concepts are important for students because it helps them with gaining financial literacy skills for managing their money, budgeting, saving and making informed decisions on spending and saving. If students have the knowledge of interest rates, inflation, and investment, it will help them to stay safe and secure.
They can avoid debt traps, develop healthy financial habits, and have financial stability. Also, if the students understand currency exchange, purchasing power, and economic value of money, they will get a deeper understanding of global economies. This helps students in preparing themselves for real-world financial challenges.
There are many ways to master money concepts. Learning some tips and tricks is one of the tried and tested methods.
Students tend to make mistakes while handling or understanding money concepts. Here are some of the common mistakes students make and the solutions they can follow to overcome them:
There are many money concepts that are used widely around us. Let us now see where do we use these concepts:
John deposits $5000 in a bank account that offers a 5% annual simple interest rate. How much interest will he earn after 3 years?
John will earn $750 in interest after 3 years.
Step 1: Write the formula for simple interest
\((P × R × T) / 100 \)
where P, R, and T stands for principal, rate, and time respectively.
Step 2: Identify the values
P = 5000
R = 5%
T = 3 years
Step 3: Substitute the values
SI =\( \frac{(5000 × 5 × 3)}{100}\)
= \(\frac{75000}{100}\)
= 750
Alice invests $2000 in an account that offers 8% annual compound interest. How much will she have after 2 years?
Alice will have $2332.80 after 2 years
Write the formula for compound interest:
\(A = P \left(1 + \frac{R}{100}\right)^T \)
Identify the values:
P = 2000
R = 8%
T = 2 years
Substitute the values:
\(A = 2000(1 + (8/100))^2\)
\(A = 2000(1.08)^2\)
A = 2000 x 1.1664 = 2332.8
A laptop originally costs $1200. It is on sale with a 15% discount. What is the final price after the discount?
The laptop costs $1020 after discount.
Discount amount:
\(Discount = \frac{15}{100} × 1200 = 180\)
Final price after discount:
Final price = 1200 − 180 = 1020.
Sarah is traveling to Europe and needs to convert $500 into Euros. If the exchange rate is 1 USD = 0.85 EUR, how many Euros will she get?
Sarah will get 425 Euros.
Convert the USD into Euros using the formula:
Euros = 500 x 0.85 = 425
Emma earns $3000 per month. She follows the 50/30/20 rule. How much does she allocate to each category?
She allocates $1500 to needs, $900 to wants, and $600 to savings.
Needs (50%):
\(\frac{50}{100} × 3000 = $1500\)
Wants (30%):
\(\frac{30}{100} × 3000 = $900\).
Savings (20%):
\(\frac{20}{100} × 3000 = $600.\)
Dr. Sarita Tiwari is a passionate educator specializing in Commercial Math, Vedic Math, and Abacus, with a mission to make numbers magical for young learners. With 8+ years of teaching experience and a Ph.D. in Business Economics, she blends academic rigo
: She believes math is like music—once you understand the rhythm, everything just flows!






