Onderwijs Rekenmachines

Cumulative GPA from multiple semester grades. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Required score on final to achieve target grade. Enter your value and unit — see the converted result with formula and equivalents. Free.

Class mean median and distribution from scores. Enter your data — see the result, formula, and statistical interpretation. Free.

Study schedule planner for exams. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Total 4-year university cost including living expenses. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Monthly payment and payoff date for student loans. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Convert raw score to scaled SAT score. Fast and accurate result with formula, step-by-step method and unit overview. Free tool.

Calculate your IELTS band score from individual section scores. Enter Listening, Reading, Writing, and Speaking — see overall band. Free.

LTV ratio for mortgage applications. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Convert CGPA to percentage for any grading scale. Enter your CGPA — see the percentage equivalent accepted by Indian universities and employers. Free.

Score needed on final exam to reach your target grade. Enter your value and unit — see the converted result with formula and equivalents. Free.

Calculate university degree ROI from tuition, forgone earnings, and salary premium. Instant result with amortization table, formula and chart. Free financial calculator.

Estimate time to reach conversational fluency in any language. Enter your native language and target — see hours using FSI data. Free.

Calculate annual homeschooling costs. Enter curriculum, materials, and activities — see total cost vs private school comparison. Free.

Build a realistic budget for a gap year by destination and travel style. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Calculate the financial impact of a scholarship. Enter award amount and tuition — see debt reduction, monthly savings, and career break-even. Free.

Build a monthly student budget from maintenance loan, rent, food, and transport. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Estimate time to learn any skill. Enter hours per week and complexity level — see weeks to competency with practice schedule. Free.

Measure text readability using Flesch-Kincaid, Gunning Fog, and SMOG. Enter your text — see grade level, reading ease, and suggestions. Free.

Build a structured exam revision plan with time allocated by topic weight. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Calculate university degree return on investment over a 30-year career. Instant result with amortization table, formula and chart. Free financial calculator.