calculatormodule v1.0.1

#My Calculator

##install

npm install calculatormodule

##Usage:

var makeCalculator = require('./calculatormodule');

var calc = makeCalculator();
console.log(calc.getNumber()); // outputs 0
calc.add(4);
console.log(calc.getNumber()); // outputs 4
calc.subtract(2);
console.log(calc.getNumber()); // outputs 2
calc.times(3);
console.log(calc.getNumber()); // outputs 6