Name the property being illustrated in the following. ( Commutativity / Distributivity / Associativity )

$50\times 42=50\times 40+50\times 2$

Use the properties of whole numbers and simplify.

$50\times 102$

Use the properties of whole numbers and simplify.

$500\times 689-500\times 89$

Use the properties of whole numbers and simplify.

$4\times 132\times 25$

Use the properties of numbers and simplify.

$196+34+104$

The product of a non-zero whole number and its successor is always