【實用教育app】Ca$hOut|最夯免費app-綠色工廠好玩App

Exercise your brain by testing your speed and accuracy counting change. Flex the "counting up" technique (adding the smallest coins to the total owed, followed by bills, until you get to the amount paid) or sharpen your human calculator skills by doing straight subtraction. Either way you'll be able to manage the till like a corner store boss in no time!