Lemonade Stand Profit Calculator Calculate your potential profits from running a lemonade stand. Adjust the inputs to see how different […]

Hedge Ratio Calculator Calculate the optimal hedge ratio for your investment portfolio to minimize risk Portfolio Information Portfolio Value ($)

Labor Cost Calculator Estimate your total labor costs based on employees, hours, and pay rates Employee Information Employee Type Full-TimePart-TimeContractorTemporary

Snow Day Calculator Find out your chances of having a snow day based on current weather conditions Your Location (ZIP

Scientific Notation Calculator Convert numbers to/from scientific notation and perform calculations while maintaining proper scientific format. Notation Converter Scientific Calculator

Significant Figures Calculator Calculate and count significant figures (sig figs) in numbers. Perform arithmetic operations while maintaining proper significant figures.

High-Low Method Calculator Calculate variable and fixed costs using the high-low method by entering your cost and activity data below.

Sales Tax Calculator Calculate the total cost of an item including sales tax. Enter the item price and tax rate

Logarithm Calculator Calculate logarithms, natural logs (ln), and antilogarithms with different bases. Enter your values and select the calculation type.

Test Grade Calculator Calculate your test grade, percentage score, or determine what score you need on a final exam. Select

Confidence Interval Calculator Calculate confidence intervals for population means or proportions. Enter your data and select the appropriate options to

P-Value Calculator Use this calculator to compute the p-value for a given z-score, t-score, F-score, or chi-square score. Select the

HHI Calculator Calculate the Herfindahl-Hirschman Index to measure market concentration Market Share Input + Add Firm × × Total Market

GRP (Gross Rating Points) Calculator Calculate your advertising campaign’s Gross Rating Points by entering your reach and frequency data below.