Product calculatorsWide range of applicationscalculator instructionDesk Calculator Instruction:[MR]: Memory Recall ( Effective before pressing MC key)[MC]: Clear the memory register (set to zero)[MU]: This is calculating Gross Profit Margin (GPM)[GT]" Grand Total. Example:If you want to calculate [3*4+2*3+4*5],press [3*4=], then [2*3=], then [4*5=]. Then press [GT], you will get the right answer [38][M+]: Memory Plus.Example : If you want to calculate[5*3+3*4], you press [5*3], [M+], [3*4], [M+], then press [MR] once, you will get the right answer: 27.[M-]: Memory minus.Example : If you want to calculate[5*8-6*5], you press [5*8], [M+], [6*5], [M-], then press [MR] once, you will get the right answer: 10.calculator abrasion resistant key printTwo-way PowerBig buttonsAbrasion Resistant Key PrintThe keys of this desk calculator are wear-resistant and will not wear out after long-term use.Two-Way PowerThis standard function 10 key calculator supports Two-Way power modes, Solar and AAA battery (one AAA battery included), You can use it whenever and wherever you want.Big ButtonsThe desktop calculator adopts a scientific computer keyboard type big keys design, which conforms to human habits and is comfortable to touch.Standard Function Two-Way Power Desktop Calculatorsversatile purposes calculatordesk calculator is very versatile, it is perfect for School , Office, Home use, Supermarket, Store, etc.Having large size in display screen and buttons, this large calculator is very easy to use and read, make your every press more accurate.Dual Power: Solar and AAA battery (one AAA battery included)Note : The solar power only works in very bring lightdesk calculator Handheld Calculator Tax calculatorDual Power Tax Function X X Battery AAA battery AA battery AAA batteryProduct informationColor:whiteProduct Dimensions 6.3 x 1.18 x 6.3 inchesItem Weight 9.6 ouncesASIN B08NVKFMM5Item model number AG-200MLProBatteries 1 AAA batteries required. (included