Profit/Loss Calculator
Calculate profit or loss percentage
Interactive Sandbox
Adjust values in real-time and observe mathematical cause-and-effect
Exponential Compounding Growth: Returns generate subsequent returns over time t, rapidly accelerating capital growth.
Variable Mechanics
Roles, constraints & impacts
Cost Price
Formula Parameter
Selling Price
Formula Parameter
At a Glance
Gotchas, units & real-world use
Formula Nature & Mechanics
Exponential Compounding Growth: Returns generate subsequent returns over time t, rapidly accelerating capital growth.
Common Mistakes & Traps
- Entering annual percentage rate (e.g. 7%) as 7 instead of converting to decimal 0.07.
- Neglecting the compounding frequency (n): monthly compounding produces higher yield than annual.
- Ignoring inflation drag when evaluating long-term nominal returns.
Dimensional Analysis & Units
Currency × (1 + rate)^time = Future Currency ($)
Real-World & Industry Application
Retirement 401(k) / Roth IRA compounding, mortgage amortization schedules, bond yield analysis, and inflation depreciation modeling.
Worked Example: Profit/Loss
Given:
- costPrice = 50
- sellingPrice = 75
- Profit = $75 - $50 = $25
- Profit % = ($25 ÷ $50) × 100
- Profit % = 0.5 × 100 = 50%
Answer: 50
Frequently Asked Questions
What is the Profit/Loss formula?
Profit/Loss = Selling Price - Cost Price. Calculate profit or loss percentage.
How do I calculate Profit/Loss?
Enter Cost Price (costPrice), Selling Price (sellingPrice) into the calculator. It applies Profit/Loss = Selling Price - Cost Price and shows every step of the working.
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