static void Main(string[] args)
{
MyMathDLL.MyMathClass math = new MyMathClass();
Console.WriteLine(math.Add(3, 4));
Console.WriteLine(math.Divide(4, 2));
Console.WriteLine(math.Multiply(5, 88));
Console.WriteLine(math.Subtract(5, 6));
Console.ReadLine();
}
public void SubtractTest()
{
Assert.IsTrue(m.Subtract(2, 3) == -1);
}