Skip to main content
Chapter 11 of 25
Chapter Summary

Simple Interest

ICSE · Class 7 · Mathematics

Summary of Simple Interest for ICSE Class 7 Mathematics. Key concepts, important points, and chapter overview.

56 questions22 flashcards5 concepts

Interactive on Super Tutor

Studying Simple Interest? Get the full interactive chapter.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for chapter summary and more.

1,000+ Class 7 students started this chapter today

Overview

Simple interest is the extra money paid or received on a borrowed sum of money. The main ideas in this chapter are Principal, Rate, Time, Interest, and Amount. These quantities are linked by a simple formula, and many problems are solved by finding one missing value from the others. The chapter also

Key Concepts

Simple interest is the extra money

Simple interest is the extra money that the lender gets from the borrower for using the borrowed sum. The terms simple interest and interest mean the

Principal is the sum of money

Principal is the sum of money given by the lender to the borrower.

Rate of interest is the interest

Rate of interest is the interest for a fixed period on every ₹100. For example, 18% per year means ₹18 interest on ₹100 in one year.

Time period is the time

Time period is the time for which the principal is borrowed or lent. It must match the unit of the rate, such as years for per annum and months for pe

Amount is the sum of

Amount is the sum of the principal and the interest on it. The formula is A = P + I.

Learning Objectives

  • Understand the meaning of simple interest and related terms.
  • Identify Principal, Rate, Time, Interest, and Amount in a problem.
  • Use the formula I = (P × R × T) / 100 correctly.
  • Find Principal, Rate, or Time when the other values are known.
  • Calculate amount using A = P + I.

Frequently Asked Questions

What are the important topics in Simple Interest for ICSE Class 7 Mathematics?
Simple Interest covers several key topics that are frequently asked in ICSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Simple Interest — ICSE Class 7 Mathematics?
Understand the core concepts first, then work through the 56 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

For serious students

Get the full Simple Interest chapter — for free.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 7 Mathematics.