calculator GPA

hi.

there is no GPA calculation example using VBScript? or anyone can help. hope you all can help me in VBScript in html coding.

Course Code Course Name Grade Grade Point Credit Hours Credit Hours x Grade Points
CBXX1112 XXX A- 3.67 3 3.67 x 3 = 11.01
CBXX1123 XXX B 3.00 3 3.00 x 3 = 9.00
CBXX1234 XXX C+ 2.33 3 2.33 x 3 = 6.99
Total 27.00
GPA = 27.00 / 9 3.00