Course record Mathematics

Mathematics 108

College Algebra

Southern Illinois University-Carbondale

941 grades43 sections15 professors
Grades: 2023–2026
Flunk Score4/100
Needs work

Professors 10 of 15

Kathirave Giritharan 171 grades · 5 terms · 2023–2025 2.70GPA
36.8% A
23.4% B
22.8% C
7.0% D
9.9% F

171 letter grades · 8 sections · 2023–2025

Compare with the course
Giritharan vs. the course average
A +10.2
B +4.8
C +1.8
D −8.7
F −8.0

Difference in percentage points.

Each term against the course average
Fall 2023Fall 2025

24.7% withdrew · 56 of 227 enrolled.

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Dulari Liyanaarachchi 40 grades · 2 terms · 2024–2025 2.52GPA
40.0% A
5.0% B
30.0% C
17.5% D
7.5% F

40 letter grades · 2 sections · 2024–2025

Compare with the course
Liyanaarachchi vs. the course average
A +13.3
B −13.6
C +9.0
D +1.8
F −10.5

Difference in percentage points.

31.0% withdrew · 18 of 58 enrolled.

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Bret Mccarty 49 grades · 2 terms · 2024–2025 2.39GPA
28.6% A
22.4% B
22.4% C
12.2% D
14.3% F

49 letter grades · 2 sections · 2024–2025

Compare with the course
Mccarty vs. the course average
A +1.9
B +3.9
C +1.4
D −3.5
F −3.7

Difference in percentage points.

16.9% withdrew · 10 of 59 enrolled.

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Vina Castelli 67 grades · 3 terms · 2025–2026 2.33GPA
29.9% A
23.9% B
13.4% C
14.9% D
17.9% F

67 letter grades · 3 sections · 2025–2026

Compare with the course
Castelli vs. the course average
A +3.2
B +5.3
C −7.6
D −0.8
F same

Difference in percentage points.

28.0% withdrew · 26 of 93 enrolled.

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Porter Summers 103 grades · 3 terms · 2025–2026 2.16GPA
25.2% A
15.5% B
25.2% C
18.4% D
15.5% F

103 letter grades · 5 sections · 2025–2026

Compare with the course
Summers vs. the course average
A −1.4
B −3.1
C +4.2
D +2.7
F −2.4

Difference in percentage points.

8.0% withdrew · 9 of 112 enrolled.

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Xue Yao 26 grades · 1 term · 2025 2.15GPA
11.5% A
38.5% B
15.4% C
23.1% D
11.5% F

26 letter grades · 1 section · 2025

Compare with the course
Yao vs. the course average
A −15.1
B +19.9
C −5.7
D +7.3
F −6.4

Difference in percentage points.

18.8% withdrew · 6 of 32 enrolled.

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Suri Rajan 301 grades · 6 terms · 2023–2026 2.01GPA
24.6% A
15.6% B
18.9% C
18.3% D
22.6% F

301 letter grades · 13 sections · 2023–2026

Compare with the course
Rajan vs. the course average
A −2.1
B −3.0
C −2.1
D +2.5
F +4.6

Difference in percentage points.

Each term against the course average
Fall 2023Spring 2026

15.9% withdrew · 57 of 358 enrolled.

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Rasanji Rathnayake 25 grades · 1 term · 2023 1.96GPA
28.0% A
12.0% B
16.0% C
16.0% D
28.0% F

25 letter grades · 1 section · 2023

Compare with the course
Rathnayake vs. the course average
A +1.3
B −6.6
C −5.0
D +0.3
F +10.0

Difference in percentage points.

19.4% withdrew · 6 of 31 enrolled.

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An Tran 60 grades · 2 terms · 2023–2024 1.80GPA
15.0% A
16.7% B
23.3% C
23.3% D
21.7% F

60 letter grades · 2 sections · 2023–2024

Compare with the course
Tran vs. the course average
A −11.7
B −1.9
C +2.3
D +7.6
F +3.7

Difference in percentage points.

10.4% withdrew · 7 of 67 enrolled.

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Gabriel Ngwe 25 grades · 1 term · 2023 1.72GPA
12.0% A
16.0% B
24.0% C
28.0% D
20.0% F

25 letter grades · 1 section · 2023

Compare with the course
Ngwe vs. the course average
A −14.7
B −2.6
C +3.0
D +12.3
F +2.0

Difference in percentage points.

21.9% withdrew · 7 of 32 enrolled.

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