Answer:100- A percentage is a fraction out of 100. So, 65% is equivalent to 65/100. Setting up the Equation: Let "x" represent the unknown number.We can set up the equation: 65/100 * x = 65 Solving for x: 1. Multiply both sides by 100:65x = 65002. Divide both sides by 65:x = 6500 / 65x = 100 Therefore, 65 is 65% of 100.