DEC-2018 - Calculator: Compact Desk Type, Stylish, business, Cost, Selling price, Margin - JF-120FM-PK, JF-120FM-GY, DM-1600F, DM-1400F, DM-1200FM, DF-120FM-PK, DF-120FM-GY, D-120F, J-120F, MS-120FM-PK, MS-120FM-GY, MS-100FM-GY, MS-80F, MS-20F, MS-10F, MS-...
12 digits Time calculationTime calculation allows easy input and calculation of hour, minute, and second values. Cost/Sell/MarginCalculate the cost, selling price, or margin of profit on an item, given the other two values. Solar & BatterySolar powered when light is sufficient, battery powered...