I have 3 pounds how many more pounds do I need to make 48 oz. Answer: We know that 1 pound = 16 ounces. You have 3 pounds in your hand. 3 pounds = 16 * 3 ounces 3 pounds = 48 ounces. You have got 48 ounces already. So, no need to have more pounds. Source: www.icoachmath.com