#52 – Arithmetic Operators

All numeric types in C# support the following arithmetic operators.

Multiplicative operators

*   Multiplication
/   Division
%   Modulus

Additive operators

+   Addition
-   Subtraction

Some examples of using arithmetic operators:

 // Multiplication
 int n1 = 12 * 22;       // 264
 double d1 = 2.3 * 4.8;  // 11.04
 double d2 = 6.9 * 2;    // 13.8 (implicit cast)

 // Division
 int n2 = 7 / 5;     // 1  (truncated)
 double d3 = 6 / 8;  // 0  (int division, then cast)
 double d4 = 6.0 / 8;   // 0.75  (8 implicit cast to double)

 // Modulus
 int n3 = 7 % 5;     // 2
 int n4 = 10 % 2;    // 0
 int n5 = 2 % 10;    // 2
 decimal m1 = 2.2m % 1.2m;  // 1

 // Addition
 int n6 = 12 + 15;   // 27
 int n7 = -23 + 12;  // -11
 double d5 = 5.6 + -2.3;   // 3.3
 ushort ul1 = 0x1234 + 0x9999;  // 0xabcd

 // Subtraction
 int n8 = 5 - 12;    // -7
 decimal m2 = 4.24m - 1.01m;   // 3.23

About Sean
Software developer in the Twin Cities area, passionate about .NET technologies. Equally passionate about my own personal projects related to family history and preservation of family stories and photos.

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