下课了,我和李鼎一起玩“数青蛙”的游戏。这个游戏是这样玩的:我说一只青蛙,李鼎说一张嘴;我说两只眼睛,李鼎说四条腿;然后两只青蛙、三只青蛙……看最后谁说错青蛙的嘴、眼睛或腿的数目后,游戏结束。游戏开始了。数了几只青蛙以后我发现了一个规律,就是问到几只眼睛的时候,如果用加法一直加的话有点慢,而且青蛙一多还容易加错,但是可以用几只青蛙的数目乘以2,那样就简单多了。例如李鼎问我四 After class, I play with Li Ding “number of frog ” game. This game is played like this: I said a frog, Li Ding said a mouth; I said two eyes, Li Ding said four legs; then two frogs, three frogs ... see the last who said the wrong frog mouth, After the number of eyes or legs, the game is over. The game started. I found a few laws after a few frogs, that is, ask a few eyes, if the addition has been added a little slow, and the frog more than one can easily be wrong, but you can use the number of frog multiplied by 2 , So much simpler. For example, Li Ding asked me four