👉 Purchasing math is a fundamental concept in economics that deals with the decision-making process businesses and individuals make when acquiring goods or services. It involves calculating the cost of a purchase, considering factors like price, quantity, taxes, discounts, and opportunity costs, to determine whether the total cost of the purchase is justified by the expected benefits. This process includes comparing the total cost of alternatives, such as buying in bulk versus purchasing from different suppliers, and assessing whether the purchase aligns with budget constraints. The goal is to maximize utility or profit by making informed choices that balance cost and value, ensuring resources are used efficiently and effectively.