Calculator, Splaks 2 Pack Standard Functional Desktop Calculator Sola and AA Battery Dual Power Electronic Calculator with 12-Digit Large Display (1 Basic Black&1 Updated Silver)

$39.68
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[M+] Adds the number shown on the display to the number stored in the memory Example:3*8 + 2*6. If you directly inputs these numbers to the calculator,you will see the wrong answer: 156. If you press [3*8], [M+], [2*6], [M+], then press [MRC] once, you will get the right answer: 36.[M-] Subtracts the number shown on the display to the number stored in the memory.[MRC] Combination of [MR] and [MC].[MR]: Recall the current memory register value. [MC]: Clear the memory register (set to zero).When you press the key once, the [MR] key was activated, when you press the key twice, the [MC] was activated.[GT] Whenever the [=] key has been pressed, the result will be stored into the Grand Total Memory.Example: If you want to calculate [2*3+3*5+6*8],press [2*3=], then [3*5=], then [6*8=]. Then press [GT], you will get the right answer 69[MU]Stands for Mark Up, which is for calculating GROSS PROFIT MARGIN (GPM).Example: Enter [100] then press the [÷], then [15] then [MU] key, you will see 117.65 (15% of this total equates to 17.65)[CORRECT]It helps you correct wrong numberIf you want to press 458, but you pressed 459, you can then press [CORRECT] key to delete 9 and press [8] key again to correct it[AUTO REPLAY]It helps replay your operation you just pressedYou pressed [4x5=] and you will see 20, then you press the [AUTO REPLAY] and you will see 5x, 3, 15 in the calculator screen[CHECK] It helps replay your operation step by stepYou pressed [4x5=] and you will see 20, then you press the [CHECK] 3 times, you will see 4x,5,20 separately[Constant Calculations]To Calculate[5 * 5 * 5 * 5 + 2 + 2 = 629]. You Press[5 * === + 2 == ].You will see 629