Not your average calculator site. While Calculate This! does provide standard calculators, there are even more calculators that you probably didn't know you even needed.

## Gold Price Calculator USD

One gold troy ounce equals 31.1034768 grams. This calculator will provide you with the approximate value of scrap gold you may have based on the current price of gold. To use the calculator you will need to weigh your... more

## Convert Your Timezone To UTC GMT Timezone

This UTC converter is courtesy of World Time Buddy and will convert your timezone to UTC GMT time.

## Grams to Kilograms (g to kg)

Convert grams (gm) to Kilograms (kg) using this conversion calculator for metric weight conversions. 1 Gram = 0.001 Kilograms. The formula to convert grams to kilograms is to multiply by 0.001.

## RGB To Hexadecimal Conversion

Converting RGB to hexadecimal: RGB values are usually in the range of 0–255 range; if they are in the 0–1 range, these values are multiplied by 255 before conversion occurs. The result is divided by 16 (integer... more

## Hex To RGB Conversion

HTML colors are defined using a hexadecimal notation (HEX) for the combination of Red, Green, and Blue color values (RGB). Hex format uses 6 digits (2 Red, 2 Green, and 2 Blue) #000000 RGB format uses quantities from 0... more

## Velocity Conversion Calculator

This calculator will provide the velocity equivalents for selected values.

## Ohm's Law Calculator

If you are doing some electrical work and need to determine loads, the Ohm's Law calculator Calculates Voltage, Current, Resistance, and Power.

## Cosine Calculator

Enter the adjacent and hypotenuse angle values and the Cosine Calculator will solve the cosine angle for you.

## Greatest Common Factor and Least Common Multiplier Calculator

This calculator code can quickly determine the Greatest Common Factor and Least Common Multiplier between two or three numbers.

## Chemistry Stoichiometry Calculator

Using basic theory and this calculator, you can quickly find the answers to your chemistry stoichiometry equations. Instructions: Fill in any two of the three text fields in either the empirical formula or the molarity... more

## Basic Fraction Calculator

This fraction calculator takes the hassle out of working with two fractions. It will perform addition, subtraction, multiplication, and division on two fractions. It also reduces the result to the lowest common... more

## Online Stopwatch Calculator

Need to time how long something took to complete? The handy little online stopwatch will calculate the time spent from the moment you push start to when you press stop.

## MPG Gas Cost Calculator

Do you ever wonder how much you must pay for fuel/gas in a year? Use this simple gas cost calculator to find out how much you spend or calculate fuel/gas costs, cost average monthly and annually. In addition, this... more