Casio DJ-120D Plus Calculator

12 Digit Business Desktop calculator - solar powered Check & Correct up to 150 steps Cost/Sell/Margin keys One-touch switching between digit separator formats Auto Review by pressing one single button! While reviewing a calculation, you can make changes in values and operators and re-execute to obtain a new result. Jump to a particular calculation step by pressing one single button. Automatic totalization of the results of different calculations.