public static int divide(int num1, int num2) {
        return ((int) (Double.parseDouble(num1 + "") / Double.parseDouble(num2 + "") * PERCENTAGE));
    }
@Test
    public void assertDivide() {
        Assert.isTrue(CalculateUtil.divide(200, 100) == 200);
        Assert.isTrue(CalculateUtil.divide(100, 200) == 50);
        Assert.isTrue(CalculateUtil.divide(100, 100) == 100);
    }