84178
Building

Calculator number of floor tiles and adhesive

Calculator based on the stated dimensions tiles and floor area where they will be laid tile, calculate the required amount of tiles and tile adhesive to them.                      
62388
Physical

Parallel connection of resistors

The calculator calculates the equivalent resistance of two resistors connected in parallel.            
25678
Chemical

Radioactive decay

The calculator calculates how much radioactive material remains after a certain period of time.      
101947
Medical

GFR - glomerular filtration rate

Glomerular filtration rate (called glomerular filtration rate, GFR) - the amount of plasma filtered per unit time by the so-called glomeruli. primary urine. Is usually given in ml / min. GFR allows the assessment of renal function.                  
20923
Building

Metal weight calculator

the calculator calculates the mass of metal parts according to the form of the product and the type of metal                
71008
Math

Statistical calculator

Calculator allows to determine the basic statistical parameters such as standard deviation, arithmetic mean, variance, and median for the values.
27445
Life

Calculator spending on cigarettes

Calculator based on the price quoted for the package and the amount consumed per month package, gives the annual cost of smoking cigarettes.
29333
Life

Freezing sea water

Calculator based on the average salinity of the basin are calculated freezing point of the water content by the formula Krummel.        
18752
Verifiers

Verifier numbers Postnet

Calculator allows you to verify the number entered Postnet.          
23627
Math

Quadratic function

Calculator Resets three forms of a quadratic function. After selecting the input as a function of the square and its corresponding parameters returns two other figures given quadratic function.
49871
Math

Fractions change form

The calculator converts a fraction to a decimal or vice versa.
32243
Life

Your weight on other planets

Your weight on other planets Calculator us by the specified weight on Earth is given if you would weigh on other planets and the Moon and Pluto.                      
26260
Savings

Calculate how much you spend on cigarettes

Calculator helps you calculate the annual expenditure on cigarettes.
72756
Math

Arabic numbers Converter - Roman

Calculator converts numbers to roman Arabic or Roman to Arabic vice versa. The maximum value that the calculator correctly parse the number 3999.              
27595
Math

Centroid of the triangle

The calculator calculates the centroid of the triangle. Centroid is the point through which the median of the three triangle. It divides each median in the ratio of 2:1.