Casio MJ 12SB

Casio MJ 12SB   12 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. Square Root & Percentage Key Indian Comma Marker for easy reading of numbers in Lakh & Crore. Backsp