package-basic-calculator/index.js

a basic calculator using javacript

function add(a, b) {
    return a + b;
  }
  
  function subtract(a, b) {
    return a - b;
  }
  
  function multiply(a, b) {
    return a * b;
  }
  
  function divide(a, b) {
    if (b === 0) {
      throw new Error('Division by zero is not allowed');
    }
    return a / b;
  }
  
  module.exports = { add, subtract, multiply, divide };