Java tutorial
import java.math.BigDecimal; import java.math.MathContext; public class Main { public static void main(String[] args) { BigDecimal bg1 = new BigDecimal("12.345"); BigDecimal bg2 = new BigDecimal("23.456"); System.out.println("Object Value is " + bg1); System.out.println("Augend value is " + bg2); // create MathContext object with 4 precision MathContext mc = new MathContext(4); // perform add operation on bg1 with augend bg2 and context mc BigDecimal bg3 = bg1.add(bg2, mc); System.out.println("Result is " + bg3); } }