Study Hours Calculator (Credit Hours to Weekly Study Time)
Enter your credit hours and how much study you plan per credit to see your weekly workload.
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Study Hours Calculator (Credit Hours to Weekly Study Time) by TheCalcTools
How the Study Hours Calculator (Credit Hours to Weekly Study Time) works
In the U.S., a credit hour is defined as about one hour of classroom instruction and at least two hours of out-of-class work each week for a semester (34 CFR 600.2). A 15-credit term therefore implies about 45 hours a week.
Lab, studio and project-heavy courses often need more. Add any job or other fixed commitments to see whether the week is realistic.
The formula
Worked example
Using the default values shown in the calculator:
| Credit hours this term | 15 |
|---|---|
| Out-of-class hours per credit per week | 2 |
| Class hours per credit per week | 1 |
| Work or other fixed commitments (hours per week) | 10 |
| Weeks in the term | 15 |
- 15 credits × 2 hours = 30 hours of study a week, plus 15 in class.
- With a 10-hour job: 55 hours a week (Heavy: consider fewer credits or hours).
Result:
| Study outside class (hours per week) | 30.0 |
|---|---|
| In class (hours per week) | 15.0 |
| Total weekly commitment | 55.0 |
| Study per day (7 days) | 4.3 |
| Study hours over the term | 450 |
| Load | Heavy: consider fewer credits or hours |
Frequently asked questions
Is 2 hours per credit a rule?
It is the federal minimum used to define a credit hour. Hard courses may need 3 or more.
Sources and further reading
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This calculator gives estimates for information only. Check important results independently before you rely on them. See our disclaimer.
