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小 鸡 吃 食,主讲人：朱晓燕,2,4,1,5,4,7,9,1,10,10- =,=,+,10,8,2,2,8,8,2,+,=,10,10-,=,2,8,8+2=,102=,2+ =,10 =,10,8,8,10,8,2,9,8,7,6,5,5,3,6,4,2,8,7,10,9,0,1,2,8,练一练,5,5,5,2,4,6,8,10,1,3,5,7,9,3、,数学游戏,完成课本第44页,作业,谢谢！,