More than 38,000 exam entries in England, Wales and Northern Ireland were regraded after schools asked for re-marks, the exams watchdog Ofqual says.
Overall, there was a 19% rise in requests for re-marks for this year's A-level, GCSE and AS-level exams.
Ofqual says the numbers were affected by a rise in GCSE exam units.
But A-levels were not changed in
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