78698
Verifiers
Verification ISBN preview
Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?
Jak zweryfikować numer ISBN?
Calculator allows you to verify the ISBN number entered.
16595
Financial
Calculator ARP (annual percentage rate)
calculator to input the loan amount, the amount of commission (percentage) and the repayment time is calculated the annual interest rate.
35263
Employee
Calculator social security contributions - the calculation of rates in Poland
Jak obliczyć wysokość składek ZUS?
Jak obliczyć składkę na ubezpieczenie społeczne?
Jak obliczyć ubezpieczenie zdrowotne?
Calculator to calculate gross salary given social security contributions deducted from the salary of the employee and the employer. [since 2008]
17750
Financial
Calculator selection taxation (global or general rules)
Calculator makes it easier to decide on one of the forms of taxation (lump sum - General)
62018
Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
20206
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.
1693990
Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
26154
Financial
PV Calculator - The present value of the investment
PV Calculator helps us to calculate the current value of the investment or PV (ang.present value). PV Calculator calculates how much you need today, in the future, get the specified value after a certain number of years and accrue interest payable under the assumption that they will be capitalized (added to the principal) at a specified interval.
17781
Medical
The risk of detection of osteoporosis in men
Calculator based on input determines the weight and age of the patient to detect the risk of osteoporosis.
28539
Math
Calculation fields of plane figures
Jak obliczyć pole figury płaskiej?
Jak obliczyć pole kwadratu?
Jak obliczyć pole prostokąta?
Jak obliczyć pole trójkąta?
Jak obliczyć pole trapezu?
Jak obliczyć pole koła?
Jak obliczyć pole kwadratu?
Jak obliczyć pole prostokąta?
Jak obliczyć pole trójkąta?
Jak obliczyć pole trapezu?
Jak obliczyć pole koła?
Calculator helps you calculate the area of the selected shape.
20753
Verifiers
NIP correctness in Poland
Jak sprawdzić poprawność numeru NIP?
Verifier allows you to validate the tax identification number entered
29478
Math
Basic equations and inequalities with absolute value
Calculator applies to the basic issues of the absolute value of the non-zero parameter "a"
15976
Medical
The rate of breakdown of proteins by hemodialysis (Protein catabolic rate)
The calculator is helpful for people suffering from liver disease and undergoing dialysis. Allows you to calculate on the basis of input PCR, which determines the rate of protein breakdown.
221218
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.