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Convert a dimension, plan a budget or save some time. Find the right tool and get on with your day.
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Everyday essentials
Your most useful calculations, close at hand.
Centimeters to pixels converter
For screens, photos and printing: choose the resolution and convert dimensions in either direction.
Open calculatorFrench franc to euro converter
Convert french franc (FRF) to euros or back using the official fixed conversion rate.
Open calculatorPercentage calculator
Calculate a share, discount, increase or percentage change. Input labels adapt to the selected calculation.
Open calculatorAge and date difference calculator
Get an age in calendar years, months and days, plus the total duration in days, weeks and hours.
Open calculatorInteractive metric conversion table
Place a value in the table, change measurement type and print a completed or blank classroom worksheet.
Open calculatorWork hours calculator
Add your workdays, subtract breaks and handle overnight shifts. Results in hours/minutes and decimal hours.
Open calculatorInches to centimeters
Convert in to cm or reverse the conversion. Check common values in the conversion table.
Open calculatorScientific calculator
Type an expression or use the calculator keypad. Parentheses, powers and scientific functions are supported.
Open calculatorVisible assumptions and formulas.
Readable forms, wherever you are.
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