Chapter 2 · Class 9 ICSE · Free Worksheet PDF

Compound Interest Sums for Class 9 — Free ICSE Worksheet PDF with Answers

Download a free printable compound interest worksheet for Class 9 ICSE with 30 practice questions covering compound interest concepts, practice problems, and word problems with step-by-step solutions. Includes complete answer key. ICSE-aligned for the 2025-26 syllabus.

Last updated: 5 May 2026

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30 questions (Easy + Medium + Hard) with answer key. Fresh set generated daily.

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Sample Compound Interest Sums for Class 9 — Practice Questions

Here are 8 sample compound interest sums from this Class 9 ICSE worksheet. Download the full PDF for all 30 questions with answers.

Q1.What is the formula for compound interest?
A.A = P(1 + r/100)^n
B.A = P + Prn/100
C.A = P x r x n
D.A = P(1 - r/100)^n

Difficulty: Easy

Q2.Find the compound interest on Rs 1000 at 10% per annum for 1 year.
A.Rs 100
B.Rs 110
C.Rs 200
D.Rs 1100

Difficulty: Easy

Q3.Find the amount when Rs 5000 is invested at 8% per annum compounded annually for 2 years.
A.Rs 5800
B.Rs 5832
C.Rs 5400
D.Rs 6000

Difficulty: Easy

Q4.The difference between CI and SI on a sum for 2 years at 10% per annum is Rs 50. Find the sum.
A.Rs 5000
B.Rs 500
C.Rs 50000
D.Rs 2500

Difficulty: Easy

Q5.A sum of Rs 2000 is compounded annually at 5% for 3 years. What is the amount?
A.Rs 2300
B.Rs 2315.25
C.Rs 2310
D.Rs 2305

Difficulty: Easy

Q6.In how many years will Rs 1000 become Rs 1331 at 10% compound interest per annum?
A.2 years
B.3 years
C.4 years
D.5 years

Difficulty: Easy

Q7.What is the SI on Rs 4000 at 5% for 2 years?
A.Rs 200
B.Rs 400
C.Rs 500
D.Rs 800

Difficulty: Easy

Q8.If the rate is compounded half-yearly, what rate and time period do you use for 10% per annum for 2 years?
A.5% for 4 periods
B.10% for 4 periods
C.5% for 2 periods
D.20% for 1 period

Difficulty: Easy

Answer Key — Sample Questions+
Q1:A = P(1 + r/100)^n
Q2:Rs 100
Q3:Rs 5832
Q4:Rs 5000
Q5:Rs 2315.25
Q6:3 years
Q7:Rs 400
Q8:5% for 4 periods

Download the full PDF for all 30 answers with step-by-step solutions.

About This Worksheet

TopicCompound Interest
BoardICSE
Class9
Total Questions30 (10 Easy + 10 Medium + 10 Hard)
Answer KeyIncluded
PriceFree

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Frequently Asked Questions

Where can I download free compound interest sums for Class 9?+
You can download a free Compound Interest PDF worksheet for Class 9 ICSE right here on SparkEd. The worksheet includes 30 practice questions (compound interest concepts, practice problems, and word problems with step-by-step solutions) at easy, medium, and hard levels with a complete answer key.
How many compound interest questions are in this Class 9 worksheet?+
This SparkEd worksheet for Compound Interest Class 9 contains 30 questions — 10 easy, 10 medium, and 10 hard. The questions cover compound interest concepts, practice problems, and word problems with step-by-step solutions. A fresh set is generated daily so students never repeat the same sheet.
Does the Compound Interest worksheet for Class 9 include answers?+
Yes! Every SparkEd worksheet comes with a complete answer key. Students can self-check their work after completing the sheet. The PDF is free to download and print.
Is this compound interest worksheet aligned to ICSE syllabus?+
Yes. This worksheet is specifically designed for Class 9 ICSE students and aligned to the 2025-26 ICSE syllabus. All questions follow the ICSE exam pattern and difficulty level.
Can I print this Compound Interest worksheet?+
Absolutely! The worksheet downloads as an A4-size PDF that is ready to print. It includes the questions, space for working, and a separate answer key — perfect for classroom use or home practice.
How is this worksheet different from NCERT textbook exercises?+
SparkEd worksheets go beyond NCERT exercises by providing 30 questions at 3 progressive difficulty levels. Level 1 (Easy) builds confidence, Level 2 (Medium) tests application, and Level 3 (Hard) prepares for exams. Each worksheet includes word problems and conceptual questions, not just computation.
Does this worksheet include compound interest word problems?+
Yes! The worksheet includes both computation-based questions and real-world word problems. Word problems are especially important for ICSE exams, and our worksheet covers a variety of scenarios to build problem-solving skills.

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