Student Trove
Grade & Mark Calculator
Enter your assessments and marks. Find out what you still need to pass — or hit your target grade.
Your Assessments
Your Result
How the grade calculation works
A module mark is a weighted total, not an average. Each assessment contributes a share of the final mark equal to its weight, and the mark you scored only tells you how much of that share you collected. An assessment worth 30% of the module can contribute anything from 0 to 30 percentage points, and 62% on it contributes 18.6.
points earned = mark × weight ÷ 100current total = sum of points earned so farmark needed on remaining work = (target − current total) ÷ outstanding weight × 100
The last line is the one that answers the question students actually ask. It gives a single average mark across everything still outstanding — so if it returns 68%, you need to average 68% across all your remaining assessments, not 68% on each one individually. A 50% on one and an 86% on another of equal weight gets you to the same place.
Two results are worth reading carefully. If the number comes back at or below zero, you have already secured your target and cannot lose it. If it comes back above 100, the target is arithmetically out of reach and the calculator switches to showing your maximum possible mark.
A worked example
Naledi wants to pass a module at 50%. Her module has four assessments and two are marked.
| Assessment | Weight | Mark | Points earned |
|---|---|---|---|
| Assignment 1 | 15% | 72% | 10.8 |
| Test 1 | 25% | 44% | 11.0 |
| Test 2 | 20% | not yet written | — |
| Final exam | 40% | not yet written | — |
Working it through
The reassuring part is that a disappointing 44% on Test 1 did less damage than it felt like, because the exam still carries 40% of the module. The same 44% in a module where the exam is worth only 20% would leave her needing 61% instead — which is why the weights matter more than any individual mark.
South African marks and what they mean
South African institutions mark in percentages rather than letter grades, which makes the arithmetic simpler than the American equivalent but means the thresholds are worth knowing precisely.
| Mark | Meaning |
|---|---|
| 75–100% | Distinction |
| 70–74% | Strong pass; typical minimum for postgraduate entry |
| 60–69% | Good pass; common bursary and honours threshold |
| 50–59% | Pass |
| 45–49% | Fail, but often qualifies for a supplementary exam |
| 0–44% | Fail |
At school level the National Senior Certificate works differently: 30% passes a subject at the lowest level, 40% is required for designated subjects, and the Bachelor's pass that qualifies you for degree study needs 50% in four recognised subjects. Set the target field to whatever threshold actually applies to you rather than accepting the 50% default.
Frequently asked questions
What mark do I need to pass in South Africa?
At South African universities the pass mark for a module is normally 50%, and at NSC school level a subject is passed at 30% or 40% depending on whether it is a designated subject. University distinction is usually 75%. This calculator defaults to a 50% target for that reason, but you can set any target you like — many students set 60% or 65% instead, because that is what postgraduate entry or a bursary condition actually requires.
How do I calculate my weighted mark?
Multiply each mark by its weight, divide by 100, and add the results together. A 62% on an assessment worth 30% of the module contributes 18.6 percentage points to your final mark, not 62 and not 30. Adding raw percentages together, or averaging them without weighting, is the most common mistake and it can be wrong by ten points or more when the weights are uneven.
What if I need more than 100% on the remaining work?
Then that target is no longer reachable and the calculator will show your maximum possible mark instead. This is worth knowing early rather than late. If the target you have missed is the 50% pass mark, speak to your lecturer or student adviser while there is still time — supplementary exams, aegrotat provisions and module discontinuation all have deadlines, and most of them fall before the exam.
Does the calculator handle assessments that are not yet marked?
Yes — that is the point of it. Leave the mark field blank for anything not yet written or not yet returned. The calculator adds up the weight of everything still outstanding and tells you the single average mark you need across all of it to hit your target. Enter the weights even for assessments you have not done, otherwise the total weight will not reach 100% and the answer will be too optimistic.
Do my assessment weights have to add up to 100%?
For a meaningful answer, yes. The calculator will still run if they do not, but it treats the weights as given, so a set that totals 80% will make your final mark look 20 points worse than it is. If your module guide expresses weights out of something other than 100 — marks out of 400 for the year, for example — convert each one to a percentage of the total first.
How does a semester mark combine with the exam mark?
Most South African modules use a fixed split, commonly 50/50 or 60/40 between the semester mark and the final exam. Treat the exam as a single assessment with that weight, and your term assessments as the remainder. If your module works on a 60/40 split, enter the exam as one row weighted 40 and make sure your term assessments total 60 between them.
Keeping the number current
The weakness of a calculator is that it is a one-off. Every time a mark comes back you have to re-enter the whole module, and in practice most students do it twice a semester — once in week six and once in a panic before the exam.
Study Planner stores your assessments and their weights per subject, so the required-mark figure updates itself as marks come in. It also shows the projection across every module at once, which is the view that tells you where to spend your time.