var Decimal = require('decimal.js')

const add = function(a, b) {
	let result = new Decimal(a).add(new Decimal(b));
	return result.toNumber();
}

const sub = function(a, b) {
	let result = new Decimal(a).sub(new Decimal(b));
	return result.toNumber();
}

const mul = function(a, b) {
	let result = new Decimal(a).mul(new Decimal(b));
	return result.toNumber();
}

const div = function(a, b) {
	let result = new Decimal(a).div(new Decimal(b));
	return result.toNumber();
}

module.exports = {
	add,
	sub,
	mul,
	div
};