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L1R5 calculator (Singapore O-Level JAE): gross to net
Use this tool to compute your L1R5 gross score (based on MOE’s subject categories for R1/R2/R3), then subtract bonus points to estimate your net L1R5 for JC / JAE IB posting.
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L1R5 calculator (gross → net)
Pick your O-Level grades and we will compute your lowest possible L1R5 gross score under MOE’s subject category rules (R1/R2/R3), then subtract bonus points for a net score.
Counts as L1 if used (MOE: L1 is English or Higher Mother Tongue).
Example: Higher Chinese / Higher Malay / Higher Tamil.
Example: Chinese / Malay / Tamil (or MTL-in-lieu).
Example: Combined Humanities (SS + elective).
Example: Geography / History / Literature.
Use this for POA / D&T / another Humanities/Math/Science subject.
Shareable links store only your selected grades/categories + bonus.
Next step
Once you have your net L1R5, shortlist schools using our JAE cut-off points tool:
Sources
- MOE — JC/MI admissions and aggregate computation (L1R5/L1R4): Junior colleges and Millennia Institute (JAE).
- MOE — O-Level subjects and categories (Humanities/Math/Science): GCE O-Level subjects and categories.