Prorated amounts are calculated by dividing the cost of a service by the number of days in the service period, according to Lucas Hall from Landlordology. The resulting number is then multiplied by the number of days the... More »

The National Oceanic and Atmospheric Administration provides records of past weather and climate data through Climate Data Online, available on the NOAA website. The AccuWeather Premium website also provides daily rainfa... More » Science Weather & Tides Rain

The protein content in a food can be found either on its nutrition label or in a database of nutrition information such as that provided by the U.S. Department of Agriculture. Protein content is generally listed in grams... More » Health Nutrition & Diets

To calculate a prorated vacation, decide whether you want to figure it out per 40 hours worked or per pay period, and then apply the proper formula, according to Procare. This lets you know how much vacation time you hav... More »

StarChefs explains that food cost percentage is figured by taking the total beginning inventory cost plus purchases minus the ending inventory costs; then dividing that number by food sales. More »

Depreciation expenses are calculated by dividing the cost of an asset by the number of years a company expects to own it, explains CPA Mike Piper for The Oblivious Investor. Straight-line depreciation calculates the depr... More » Business & Finance Financial Calculations

Accounting Tools from CPA Steven Bragg indicates that the formula for net credit sales is sales on credit in a given period minus sales returns and sales allowances. If a company has $100,000 in net credit sales but expe... More »