You see a shirt on sale: "30% off the original price of $80." How much will you pay? You could calculate manually: 30% of $80 = 0.30 × $80 = $24 discount. Final price = $80 − $24 = $56. Or you could use a percentage calculator to instantly show you will pay $56. A percentage calculator performs calculations involving percentages: finding what percentage one number is of another, calculating percentage increases or decreases, finding discounts, calculating interest, and other percentage-based math. Percentage calculators are used by shoppers finding sale prices, students learning mathematics, business professionals analyzing growth, investors tracking returns, and anyone working with percentages in daily life. In this comprehensive guide, we will explore what percentage calculators are, how they work, their accuracy, and how to use them correctly. 1. What is a Percentage Calculator? A percentage calculator is a tool that performs mathematical calculations involving percentages...