The Associative Law is a fundamental property in mathematics that applies to addition and multiplication. It states that when adding or multiplying three or more numbers, the way in which the numbers are grouped does not change the result. For example, in addition, (a + b) + c = a + (b + c), and in multiplication, (a × b) × c = a × (b × c). This law helps simplify calculations and is essential in algebra. It allows for flexibility in computation, making it easier to rearrange numbers for mental math or when using parentheses in expressions. Understanding the Associative Law is crucial for mastering basic arithmetic and algebraic concepts.