According to the grading scales found in the search results, a grade of 60 is typically a D- or a failing grade, depending on the grading scale used by the school or institution. For example, in the traditional five-grade system used in primary and secondary schools, a D is usually the lowest passing grade, but some schools consider a C the lowest passing grade, so anything below a 60% or 70% is failing, depending on the grading scale. In the grading scales provided by the other sources, a grade of 60 falls within the D range, with some scales specifying D- .