All of the students in Mr. Clarke’s class took a benchmark test. When Mr. Clarke analyzed the students' grades, he found that they were normally distributed and that __[blank]__ of the students received grades with z-scores between −0.75 and 1.15. Use the standard normal table to find the percentage that correctly fills in the blank in the previous sentence.

Enter your answer as a percentage, rounded to the nearest hundredth, like this: 42.56%