Casio MJ-120D Plus Desktop Calculator

Review up to 300 calculation steps

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

Automatic totalization of the results of different calculations

The recheck function allows confirmation of errors by sound when checking

calculations

If the user presses an incorrect key when performing a second calculation to check

calculation results, a buzzer sounds to alert the user of the error