IGCSE AS/A Level Grade Thresholds Grade Thresholds for IGCSE AS/A Level Subject Subject Code Grade Thresholds Accounting 9706 Here Arabic 9680 Here Biology 9700 Here Business 9609 Here Chemistry 9701 Here Computer Science 9618 Here Economics 9708 Here Information Technology 9626 Here Maths 9709 Here Physics 9702 Here