Java Program for compound interest Last Updated : 23 Jul, 2025 Comments Improve Suggest changes Like Article Like Report Try it on GfG Practice Compound Interest formula: Formula to calculate compound interest annually is given by: Compound Interest = P(1 + R/100)t Where, P is principal amount R is the rate and T is the time span Example: Input : Principal (amount): 1200 Time: 2 Rate: 5.4 Output : Compound Interest = 1333.099243 [tabby title="Java"] Java // Java program to find compound interest for // given values. import java.io.*; class GFG { public static void main(String args[]) { double principal = 10000, rate = 10.25, time = 5; /* Calculate compound interest */ double CI = principal * (Math.pow((1 + rate / 100), time)); System.out.println("Compound Interest is "+ CI); } } // This code is contributed by Anant Agarwal. Please refer complete article on Program to find compound interest for more details! Comment More info K kartik Follow Improve Article Tags : Java Explore Java BasicsIntroduction to Java4 min readJava Programming Basics9 min readJava Methods7 min readAccess Modifiers in Java6 min readArrays in Java9 min readJava Strings8 min readRegular Expressions in Java7 min readOOP & InterfacesClasses and Objects in Java10 min readAccess Modifiers in Java6 min readJava Constructors10 min readJava OOP(Object Oriented Programming) Concepts10 min readJava Packages7 min readJava Interface11 min readCollectionsCollections in Java12 min readCollections Class in Java13 min readCollection Interface in Java6 min readIterator in Java5 min readJava Comparator Interface6 min readException HandlingJava Exception Handling8 min readJava Try Catch Block4 min readJava final, finally and finalize4 min readChained Exceptions in Java3 min readNull Pointer Exception in Java5 min readException Handling with Method Overriding in Java4 min readJava AdvancedJava Multithreading Tutorial3 min readSynchronization in Java10 min readFile Handling in Java4 min readJava Method References9 min readJava 8 Stream Tutorial7 min readJava Networking15+ min readJDBC Tutorial5 min readJava Memory Management4 min readGarbage Collection in Java6 min readMemory Leaks in Java3 min readPractice JavaJava Interview Questions and Answers15+ min readJava Programs - Java Programming Examples8 min readJava Exercises - Basic to Advanced Java Practice Programs with Solutions5 min readJava Quiz | Level Up Your Java Skills1 min readTop 50 Java Project Ideas For Beginners and Advanced [Update 2025]15+ min read Like