text: Take the grade in each class and find its gpa\nA = 4.0\nB+ = 3.5\nB = 3.0\nC+ = 2.5\nC = 2.0\nD = 1.0\nThen multiply that number by the credit hours.\n\n3 credits of an A would be 4 x 3 = 12.\n\nDo this for each class you have taken and then add up the points.  Then divide the points you have by the total number of credits.