Why is decimal not a primitive type?

Question

Why is decimal not a primitive type?

Console.WriteLine(typeof(decimal).IsPrimitive);

outputs false.

It is

Answer 1

Consider the below example ,

     int i = 5;
    float f = 1.3f;
    decimal d = 10;

If you put a debugger and verify the native instruction set,it would be

As you can see int,float all being a primitive type takes single instruction to perform the assignemnt operation whereas decimal,string being non primitive types takes more than one native instruction to perform this operation.