Digital Electronics/Mathematical Operations

Addition

 * 0 + 0 = 0
 * 0 + 1 = 1
 * 1 + 0 = 1
 * 1 + 1 = 1 0

Subtraction

 * 0 - 0 = 0
 * 0 - 1 = 0 1
 * 1 - 0 = 1
 * 1 - 1 = 0

Multiplication

 * 0 x 0 = 0
 * 0 x 1 = 0
 * 1 x 0 = 0
 * 1 x 1 = 1

Division

 * 0 / 0 = x
 * 0 / 1 = 0
 * 1 / 0 = x
 * 1 / 1 = 1

Logic Mathematics
NOT AND OR XOR NAND