【實用教育app】Flash Math - mental arithmetic|最夯免費app-綠色工廠好玩App

Use your Flash Math skills to face off with people from around the world!Summary:Test your mental abilities by adding up a series of numbers as they quickly flash on the screen of your iPhone/iPod Touch/iPad. Increase your skill level by changing the speed and practice method to match your abilities. Anyone from children to mathematics freaks can play. By submitting your score, you can see your ranking on the worldwide leaderboard.・Adjust speed・Choose number of digits per addition number・Choose length of problem sequence per play・Leaderboard・Result submissionFlash Math advice:Flash Math was created to help you increase your mental arithmetic abilities.The basis of Flash Math lies in the mental calculation methods necessary to use the traditional 'calculator' of Japan: the abacus. When using a pen and paper, math problems become considerably more difficult and time consuming as complexity and number size increase. However, when using an abacus, one can quickly and easily calculate large numbers by creating mental images of the numbers.The abacus is an ancient tool used in Japan for improving one's 'number sense'. By mastering how to use an abacus, one's natural ability to perform mental arithmetic also increases.Throughout the world, the number of people using abacuses (or abaci) to strengthen their calculation abilities is increasing. With Flash Math, you can challenge your friends from around the world while naturally improving your mental calculation abilities!