Calculator Tools

Six percentage calculators: X% of Y, find the whole, percentage change, add/subtract percentage, and marks-to-percentage with automatic WAEC grade.

Calculate exact age in years, months, days, hours and minutes. Zodiac sign, leap years count, next birthday countdown and reverse age-to-birth-year calculator.

Calculate days between two dates with weekdays, weekends and business days. Skip Nigerian public holidays. Add or subtract days to find a future or past date.

Calculate JAMB aggregate for UNILAG, UI, OAU, UNN, ABU and UNIBEN. Post-UTME included. Compare with cutoff marks and see admission likelihood.

Calculate WAEC aggregate, credits and GPA from your scores or grades. Course eligibility checker for 18 courses. NECO and GCE supported. WES GPA conversion table.