Chapter 21 • Class 8 Mathematics
Commercial Mathematics
Free Grade 8 Maths study material on Commercial Mathematics with diagrams, examples and online tests. Learn with Vidaara.
Study by topic — one focused page each
1
Bills, Invoices, and Banking Basics
What is a Bill or Invoice? A bill (or invoice) is a document that lists items purchased, their prices, quantities, and the total amount due. It is iss…
Start this topic → 2Savings and Budgeting
What is a Budget? A budget is a plan for how to spend and save money. It helps track income (money coming in) and expenses (money going out). Parts of…
Start this topic → 3Currency Conversion and International Concepts
What is Currency Conversion? Currency conversion is the process of changing one country's money into another country's money using an exchange rate . …
Start this topic →Chapter-wide tests
Online Test
10 MCQ • 15 min
IMO / Olympiad Practice
Olympiad level • 15 min
📝 Full Chapter Test (Download & Print)
35 marks • 75 min • with answer key