How do the 9-1 GCSE grade boundaries work in England?

Sincity Press Staff 2 hours ago 1 min read 3
Sincity Press Brief

The previous alphabetical system has been replaced in England, but is still used in Wales and Northern Ireland.

How do the 9-1 GCSE grade boundaries work in England? Although the erstwhile alphabetical strategy has been replaced successful England, it is inactive utilized successful Wales and Northern Ireland.