91122
Calendar
Perpetual calendar
jak obliczyć dzień tygodnia na podstawie daty?
Calculator gives what day of the week for the date specified by the user.
Long description
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213709
Calendar
Date calculator
Calculator allows you to calculate the date, which will be after a specified number of days, months and years from a certain date.
40192
Calendar
Calculator seniority in Poland
Calculator to calculate the total length of service after the date of employment or dismissal.
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1589495
Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
48703
Verifiers
Verifier numbers EAN-13 preview
Verifier numbers EAN-13
Calculator allows you to verify the number entered EAN-13.
917044
Building
Insulation of wall
Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
64484
Math
Statistical calculator
Calculator allows to determine the basic statistical parameters such as standard deviation, arithmetic mean, variance, and median for the values.
15130
Financial
Statutory interest calculator - calculating the percentage of online in Poland
Jak obliczyć odsetki ustawowe?
Free online calculator statutory interest - can quickly calculate statutory interest.