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Closed-form mechanics, geotechnical and reinforced-concrete problems that appear on the NCEES FE and PE exams and in…
Traverse, bearing and roadway-alignment math from the NCEES Surveying (FS/PS) and PE Transportation exams, plus everyday field…
The dosage-calculation and fluid-management problems nursing students must pass before clinicals and that nurses redo at the…
The compounding, dispensing and pharmacokinetic arithmetic tested on the PTCB, NAPLEX and MPJE and used daily behind the counter…
Species-specific fluid, infusion and dose-scaling math used by veterinary technicians, VTNE candidates and vet students, where…
Settlement arithmetic that licensed property and casualty adjusters, public adjusters and claimants actually argue over…
FAR-section computations that candidates must produce by hand: effective-interest bond schedules, ASC 842 lease measurement, ASC…
Sizing math for fields whose practitioners are mostly self-taught: UAS endurance and mapping resolution, servo and actuator…
Most used in professional licensing & applied exam math
- Mohr's Circle & Principal Stress CalculatorPlane-stress transformation (Cauchy)Give this calculator a plane-stress state — the two normal stresses σ x and σ y and the shear stress τ xy acting on a small…
- Euler Column Buckling Load CalculatorAISC 360-22 Chapter EEnter a column's stiffness, section properties and unbraced length and this calculator returns the Euler critical buckling load…
- Bearing to Azimuth Converter CalculatorQuadrant bearing / whole-circle azimuth conventionEnter a quadrant bearing such as N 45°30′00″ E, or an azimuth measured clockwise from north, and this converter returns the…
- Horizontal Curve Layout CalculatorAASHTO Green Book geometric design conventionsGive this calculator a radius or a degree of curve, the deflection angle between the two tangents, and the station of the point…
- Insulin Correction Dose & Carb Ratio CalculatorRule of 1800 / 1500 and Rule of 500This calculator derives the two numbers intensive insulin therapy runs on — the insulin sensitivity factor (how far one unit…
- Pediatric Maintenance Fluid Calculator (4-2-1 Rule)Holliday-Segar method; AAP 2018 maintenance IV fluid guidelineEnter a child's weight and this calculator returns the maintenance intravenous fluid rate in mL per hour by the 4-2-1 rule and…
- Alligation Alternate CalculatorAlligation alternate; USP <795> compounding practiceAlligation answers one question: you have a stronger preparation and a weaker one, you need a specific strength in between, so…
- Prescription Days Supply CalculatorThird-party billing days-supply conventionDays supply is the number of days a dispensed quantity will last at the prescribed directions, and it is the field most often…
- mEq to mg Conversion CalculatorUSP electrolyte labelling in mEq and mmolElectrolyte orders are written in milliequivalents, product labels are printed in milligrams, and laboratory results come back…
- Veterinary Fluid Therapy Rate CalculatorAAHA/AAFP Fluid Therapy Guidelines for Dogs and CatsEnter species, body weight and estimated percent dehydration and this calculator returns the three components of a fluid plan —…
- Diminished Value 17c Calculator17c formula (Mabry v. State Farm); market-appraisal methodA repaired vehicle is worth less than one that was never wrecked, and diminished value is that gap. This calculator runs the…
- Bond Premium & Discount Amortization CalculatorASC 835-30This calculator prices a bond issue at the market yield and then builds the issuer’s effective-interest amortisation schedule…