The phrase "achieved better grades" is correct and usable in written English.
You can use it when discussing improvements in academic performance or results in a school or educational context.
Example: "After studying diligently for the exams, she achieved better grades than she had in previous semesters."
Alternatives: "obtained higher marks" or "secured improved scores."
Edinburgh, Imperial, Oxford, Cambridge, Bristol, University College London, Loughborough and St Andrews had no clearing spaces to start with, apart from a few for students who wanted to "trade up" their university place, having achieved better grades than they had been predicted.
"There will be people who applied late, changed their minds about what they wanted to study, or achieved better grades than expected, so we can continue to look at recruiting high-quality students in August, which we think is a really good opportunity".
The results revealed that the SN-SS students' notes contained more facts and concepts than the SN-SR students', and the SN-SS students achieved better grades on the unit quizzes and overall assessment two weeks later than those in the SN-SR condition.
I know I could have achieved better grades.
There was no significant difference in the end-of-clerkship objective structured clinical examination performance, but participants of the program achieved better grades in their subsequent internship.This pilot collaborative program presented a successful model for clinical education in the teaching of core clinical competencies through direct patient care responsibilities at the clerkship stage.
Furthermore, students who analysed the CGA by using the interpretation guide achieved better grades.
It has long been known that well-run pre-K and kindergarten programs can help kids achieve better grades in elementary school.
More and more students are eager to achieve better grades and take university more seriously because they are self-aware of the financial commitment they are making.
At GCSE and A-level girls achieve better grades than the boys, yet those women who do pursue computing to higher education find themselves in classes where 82% of students are men.
Academics found that the stability of staying with a best friend into secondary school had benefits on schoolwork and behaviour, with children achieving better grades at the end of that year than peers left without their closest friend.
