Lesson 1: First contact with C# Sharp - Practice Exercises C# Sharp Exercises C# Sharp: 1 First contact with C# Sharp 2 Sum two numbers 3 Division of two numbers 4 Multiple operations 5 Multiply, using variables 6 Use of {0} and comments 7 Several operations 8 Multiplication table 9 Average 10 Equivalent operations 11 Age 12 Formats 13 Rectangle 14 Conversion Lessony 1