DivDiv 與 Smart Loto 使用情況與統計

DivDiv is a simple multifunctional chip calculator with the following functions. 1. Simple operation just by entering the price with the numeric keypad 2. Calculation considering sales taxs is possible 3. Tip can be adjusted in units of $1 4. The cute illustration changes according to the tip percentage 5. Comes with a function that converts numbers into letters, which is convenient for personal checks