Casio MJ-120D Plus Check & Recheck Calculator

12 Digits, 300 Steps Check and Correct Calculator for Office & Shop Recheck function allows confirmation of errors by sound when checking calculations On Display Indication of Active Constant (K): Easier technique for repeat Calculation for , -, ÷, x Dedicated Tax keys for calculation of price plus tax, tax amount, Price less tax. Dedicated GT key for Grand Total Calculation