CASIO,DJ-220D,Calculator

Features:

300 Steps Check

Review and Auto Review: 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.

Go to: Jump to a particular calculation step by pressing one single button.

Insert / Delete: You can add steps to or delete steps from Calculation Memory.

Note that if the number of steps in Calculation Memory exceeds 300, you will not be able to review them later.

Answer Memory: Recall a previous calculation result and use it in the next calculation!

Double Check: Compare the results of two calculations!

Grand total: Automatic totalization of the results of different calculations.

Recheck function: 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.

Localized Number Display: One-touch switching between digit separator formats