The percentage facilitates students' understanding of their school performance. This is because using percentage as a grading system makes it easier for students to translate percentages into letter grades, so it is easier for students to evaluate how well their academic performance is and what areas need to be improved to improve their grades. In addition, it facilitates students to direct their efforts to achieve the required grade for a specific course or university.
In Stage 5 of the DTM a country experiences loss to the overall population as the death rate becomes higher than the birth rate. The negative population growth rate is not an immediate effect however.
