German university's number to letter grade conversion scale

University of Augsburg sees the German number grade system as corresponding in the following way to the American letter grade system:

1-1.5 = A

1.51-2= A-

2.01-2.5=B+

2.51-3=B

3.01-3.50=B-

3.51-4.0=C

4.01-4.50= D

http://www.uni-augsburg.de/en/programs/explanation/