(01.02 LC)Simplify negative 4 and 1 over 6 − negative 6 and 1 over 3. Which of the following is correct? 10 and 1 over 2 2 and 1 over 6 negative 2 and 1 over 6 negative 10 and 1 over 2

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )