Casio MJ-100DA Desktop Calculator – 150-Step Check & Correct Functionality, Tax & Grand Total Keys, and On-Screen Active Constant (K) Indicator

Description

• 10 Digits, 150 Steps Check and Correct Calculator
• On Display Indication of Active Constant (K): Easier technique for repeat Calculation for +, -,  ÷, x .  Benefits: reduces any chances of manual error in repeat calculations. E.g.  Press [2] [X] [X] (K is shown on screen) to set “Multiply by 2” as constant. Enter, 10, and keep pressing [=] to get 20, 40, 80, and so on.
• Dedicated Tax keys for calculation of price plus tax, tax amount, Price less tax.
• Dedicated GT key for Grand Total Calculation
• Mark-Up: All the mark-up capabilities of an adding machine for simplified cost and profit calculations

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