一学年(下册)找规律3课时例3例4.ppt
找规律,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,0,2,1,4,3,6,5,7,10,11,12,9,8,13,14,9,7,5,3,1,11,9,7,5,3,1,11,找规律,填数,(1) 5 10 15 20 25,(2) 3 6 9 12 15,30,21,35,18,你能很快找出哪一行的规律和其他三行不一样吗 ?,你能很快找出哪一行的规律和其他三行不一样吗 ?,你能很快找出哪一行的规律和其他三行不一样吗 ?,摆一摆,算一算,3,1,6,10,( ),猫捉老鼠,+1,+1,+1,+1,+1,1,2,3,4,5,6,+2,+2,+2,+2,-2,-2,-2,-2,谢谢观看,希望提出指导与建议,