$\"\"$

The statement is “ $\"\"$ ”

Commutative Property of Addition:

The order in which numbers are added does not change the sum.

For any numbers a and b; $\"\"$ .

$\"\"$ (According to commutative property: $\"\"$ ) $\"\"$

Associative Property of Addition:

The way in which numbers are grouped when added does not change the sum.

For any numbers a, b and c; $\"\"$ .

According to associative property of multiplication, the statement can be written as

$\"\"$

$\"\"$ (Add: $\"\"$ ) $\"\"$

The simplified expression is $\"\"$ .