The fraction 51/78 is equal to 65.38% when converted to a percentage and rounded to two decimal places. This percentage represents how much of the whole (78) is taken up by the part (51). It's a way to express the fraction as parts per hundred, making it easier to understand and compare to other values.
In practical terms, if you had 78 items and took away 51 of them, you'd be left with about 65% of the original amount. This concept is useful in various real-world situations, such as calculating discounts, comparing test scores, or measuring progress towards a goal. Understanding fractions and their percentage equivalents helps in making quick estimations and decisions in everyday life.