When you grade a points assignment as ".7" it will be saved as ".07".
Steps to reproduce:
- Set up a site with a student & instructor
- Create an assignment, using points as the grade scale.
- I made the assignment worth 1 point
- As the student, submit the assignment
- As the instructor, grade the assignment as ".7"
- Save the grade
- When the screen refreshes the score will be listed as ".07"