10 tools
Percentages, discounts, profit, loans and return on investment.
Work out a percentage of a number, or what percentage one number is of another.
Calculate the discounted price and how much you save.
Calculate profit and profit percentage from cost and selling price.
Work out return on investment and the compound annual growth rate.
Monthly instalment, total interest and total repayment for a loan.
Measure the exact growth rate between two numbers.
Find the exact drop in percent between two numbers.
Get gross margin and markup from cost and selling price.
Calculate simple interest and the final balance over any period.
Growth of your capital with monthly, quarterly or yearly compounding.