Contactformulier: suggesties, feedback, vragen

Alle beschikbare rekenmachines, per categorie:

• Eenvoudige wiskundige bewerkingen
• Geldberekeningen
• Tijd, datums en jaren

• Eenvoudige wiskundige bewerkingen

  • 1. Write Numbers in Words

    • Numbers to Words, Converter, in English: Write Numbers in Word Form
    • Write Ordinal Numbers in Words, in English, Converter

  • 2. Converter en rekenmachine voor Romeinse cijfers

    • Getallen omzetten naar Romeinse cijfers, tot 3.999.999
    • Romeinse cijfers omzetten naar Arabische cijfers
    • Rekenmachine voor optellen en aftrekken met Romeinse cijfers

  • 3. Binary and Decimal Numbers Converters

    • Unsigned Base 10 Decimal System Numbers to Binary
    • Base 10 Numbers to Signed Binary in Base 2
    • Decimal to Signed Binary in One's (1's) Complement Representation
    • Decimal to Signed Binary in Two's (2's) Complement Representation
    • Decimal to 32 Bit Single Precision IEEE 754 Binary Floating Point Representation Standard
    • Decimal to 64 Bit Double Precision IEEE 754 Binary Floating Point Representation Standard
    • Unsigned Base 2 Binary Numbers - To Base 10 Decimal System
    • Base 2 Signed Binary Numbers - To Base 10 Decimal System
    • Signed Binary in One's (1's) Complement Representation to Decimal
    • Signed Binary in Two's (2's) Complement Representation to Decimal Converter
    • 32 Bit Single Precision IEEE 754 Binary Floating Point Representation Standard to Decimal
    • 64 Bit Double Precision IEEE 754 Binary Floating Point Representation Standard to Decimal

  • 4. Simple Arithmetic

    • Rounding off Numbers to Whole or Decimal Places
    • Adding Numbers: Calculate the Sum. Learn To Add
    • Subtracting Numbers: Calculate the Difference. Learn To Subtract

  • 5. Priemgetallen

    • Rekenmachine: getallen ontbinden in priemfactoren
    • Rekenmachine van GGD, de grootste gemene deler van getallen
    • Rekenmachine van KGV, het kleinste gemene veelvoud van getallen
    • Rekenmachine om breuken te vereenvoudigen tot de eenvoudigste vorm
    • Deelbaarheidscalculator: controleer of een getal deelbaar is door een ander getal
    • Rekenmachine van de (gemeenschappelijke) delers van één of twee getallen
    • Rekenmachine: zijn de getallen relatief priem?
    • Bepalen of een getal even of oneven is

  • 6. Fractions Operations

    • Reduce Common Fractions, Simplify Them to the Lowest Terms
    • Compare Common Fractions, Sort Them in Ascending Order
    • Sort Multiple Common Fractions in Ascending Order
    • Adding Common (Ordinary) Fractions
    • Subtracting Common (Ordinary) Fractions
    • Multiplying Common (Ordinary) Fractions
    • Convert numbers into fractions, mixed numbers and percentages. Equivalent fractions

  • 7. Percentages Calculators

    • Calculate Percentages of Numbers: p% of N = ?
    • Number N Is P% Percent of What Missing Number?
    • What Is a Number as a Percentage of Another?
    • Convert and Write Numbers, Proportions, Ratios or Fractions as Percentage Values
    • Relative Percent Change (Difference) Calculator
    • Increase Numbers by Percentages of Values
    • Decrease Numbers by Percentages of Values
    • Percentages Into Numbers and Marks Converter

  • 8. Geometrie - Driehoek

    • Hoe los je een driehoek op als je de lengtes van de drie zijden weet
• Omhoog

• Geldberekeningen

  • 1. Write Numbers in Words

    • USD in Words: Write US$ Dollar Amounts in Words, Converter
    • Check Writing Calculator: How To Write a Check

  • 2. Simple Interest

    • Simple Interest (Flat Rate) Calculator: Calculate the Sum of Money Earned by a Principal
    • Calculate the Principal That Yields a Sum of Money as Simple Interest
    • Calculate the Simple Interest Rate That Yields a Sum of Money as Simple Interest
    • Calculate the Duration Period That Yields a Sum of Money as Simple Interest

  • 3. Compound Interest

    • Compound Interest Calculator with Periodic Contributions
    • Calculate the Simple Interest on an Amount of Money

  • 4. Sales Tax

    • Sales Tax Addition Calculator: Charge the Sales Tax to Listed Prices
    • Deduct (Extract) the Sales Tax From Sales Tax Charged Prices

  • 5. VAT Value Added Tax

    • VAT Calculator, Net to Gross: Add the Value Added Tax Rate
    • Reverse VAT Calculator, Gross to Net: Remove VAT From Gross Amount
    • Update Prices with New VAT Rates: Calculate Gross and Net Amounts
• Omhoog

• Tijd, datums en jaren

  • 1. Write Numbers in Words

    • Year to Words Converter: Write Years in Words, in English
    • Date of Birth in Words, Converter. Write Dates in Words, in English
    • Time 12 / 24 Hour to Words Converter: How To Write Clock Time in Words

  • 2. Converter en rekenmachine voor Romeinse cijfers

    • Datums (geboortedatum) omzetten naar Romeinse cijfers

  • 3. Leap Years Calculator

    • Leap Years Calculator. Check if the Year Is a Leap Year or a Common One
• Omhoog