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Keystone field

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Weighted average ratings

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Conversion between number bases

Converter allows you to convert numbers between number bases - binary (binary), trójkowym, czwórkowym, Friday, szóstkowym, siódemkowym, octal (octal), dziewiątkowym, decimal (decymalnym) jedenastkowym, dwunastkowym, trzynastkowym, czternastkowym, piętnastkowym, hexadecimal (hex). Typed characters that are not numbers and the letters A, B, C, D, E, F are ignored.      
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Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values ​​of the basic trigonometric functions.
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ROCE - an indicator of the efficiency of investment

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The energy stored in the capacitor

Calculator in supply capacitor, the capacitance and load resistance calculates the energy stored in the capacitor and the time constant of the RC circuit.                
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The center point (mid point)

The calculator calculates the coordinates of the point located exactly halfway between two preset points in the two-dimensional plane.          
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Calculator VAT refund for building materials

The calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.                    
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The current ratio (current ratio)

Calculator based on the entered value of current assets and current liabilities, current ratio is calculated. WBP shows the coverage of short-term working capital commitments the company.