Practice and Revision - Profit-Loss
Let us practise and revise what we learned about profit-loss. Profit and loss are calculated by comparing the cost price and selling price o
Core concept
Profit occurs when the selling price is higher than the cost price, calculated as Profit = Selling Price - Cost Price.
How it works
Loss occurs when the selling price is lower than the cost price, calculated as Loss = Cost Price - Selling Price.
Why it matters
Profit or loss percentage is calculated as (Profit or Loss ÷ Cost Price) × 100, showing the proportion gained or lost.
Key detail
Understanding profit and loss helps us in real-life situations like shopping, running a small business, or evaluating deals.
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Quick notes
• Profit: selling price > cost price.
• Profit = Selling Price - Cost Price.
• Loss: selling price < cost price.
• Loss = Cost Price - Selling Price.
• Profit/Loss % = (Profit or Loss ÷ CP) × 100.
• This shows proportion gained/lost.
• Used in shopping, business.
• It helps evaluate deals.