Free Coin Combinations Calculator - Given a selection of coins and an amount, this determines the least amount of coins needed to reach that total.

Free Coin Denomination Conversions Calculator - This caculator converts between the following coin denominations:
* Penny
* Nickel
* Dime
* Quarter
* Half-Dollar
* Dollar

Free Coin Total Word Problems Calculator - This word problem lesson solves for a quantity of two coins totaling a certain value with a certain amount more or less of one coin than another

Free Coin Values Calculator - This calculates the total value of a given amount of:
* Pennies
* Nickels
* Dimes
* Quarters
* Half-Dollars
* Dollars

Free Coin Word Problems Calculator - This word problem lesson solves for a quantity of two coins totaling a certain value

Free Coupon Comparison Calculator - Given a cost of goods, a dollar off coupon, and a percentage off coupon, this calculator will compare the two deals and determine which one is of more value. If the dollar coupon wins, the calculator will project the break even price where the dollar coupon would surpass the percentage coupon

Free Dollar Weighted Interest Method Calculator - Solves for Interest Rate, Starting Asset Value, Ending Asset Value, and Expenses using the Dollar Weighted Method.