Computing center
Day and working day difference, age, percentage, discount, VAT, unit conversion and daily cost calculations.
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Calculators
Four operations and scientific calculation
The four operations are exponent, square root and factorial.
CalculatorsNumber of days between two dates
Day, week and working day; optional deadline and holiday list.
CalculatorsCalculate age
Year, month, day and total days lived.
CalculatorsAdd day, month or year to date
Forward or backward date calculation; The month end is adjusted automatically.
CalculatorsTime between two hours
Hour and minute difference, including hours past midnight.
CalculatorsCalculate percentage
Percentage of a number, percent change, and ratio.
CalculatorsCalculate discount
Discount amount and discounted price.
CalculatorsCalculate VAT
Calculate included/excluded amount with the rate you selected.
CalculatorsUnit conversion
Length, area, volume, mass, temperature, speed, time and data size.
CalculatorsInstallment and credit account
Assumption of fixed interest and equal monthly installments; Additional fees are not included.
CalculatorsSimple and compound interest
The annual rate, duration and compounding frequency you select.
CalculatorsSavings account
Estimated savings with initial and end-of-month contribution.
CalculatorsSplit account between persons
Total, tip and payment per person.
CalculatorsFuel cost
Travel cost based on distance, consumption and liter price.
CalculatorsElectricity consumption calculation
Cost based on device power, operating time and kWh price.
CalculatorsProfit and profit margin
Cost, selling price, margin and profit above cost rate.
CalculatorsCompare unit price
Compare the unit cost of two products with the same unit of measure.
CalculatorsAverage and weighted average
List of numbers or value/weight pairs.
CalculatorsGPA
Average with course grade and credit/weight.
CalculatorsExam net
True, false and the error coefficient of your choice.
CalculatorsCalculate proportion
Find the unknown in the equation a/b = c/x.
CalculatorsFraction calculation
Add, subtract, multiply or divide fractions.
CalculatorsArea, perimeter and volume
Rectangle, circle, triangle, box and cylinder.
CalculatorsSpeed, distance and time
Find the third of the two values.
CalculatorsConvert amount with exchange rate
Calculate with the exchange rate you entered; Live exchange rate is not offered.
CalculatorsAmount after deduction
Net amount with the percentage and fixed deduction you determine.