Number+Properties


 * Definition/Summary/How To/Steps**
 * COMMUTATIVE PROPERTY OF MULTIPLICATION:When factors can be multiplied in any order without changing the product.**
 * COMMUTATIVE PROPERTY OF ADDITION:when 2 numbers can be added in any order without changing the sum.**


 * Easy Problems**
 * 4*5=5*4**
 * 2+4=4+2**


 * Medium Problems**


 * Hard Problems**


 * Pictures**


 * Vi**