最新课件用计算器计算课件（苏教版四年级数学上册课件）.ppt

《最新课件用计算器计算课件（苏教版四年级数学上册课件）.ppt》由会员分享，可在线阅读，更多相关《最新课件用计算器计算课件（苏教版四年级数学上册课件）.ppt（31页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、用计算器计算,小学数学第七册苏教版,34,3840,357,9018,48,2922,34,125,3672,306,918,12138,3120,780,991=,9892=,98793=,987694=,80,880,8880,88880,991=,9892=,98793=,987694=,80,880,8880,88880,991=,9892=,98793=,987694=,80,880,8880,88880,991=,9892=,98793=,987694=,80,880,8880,88880,991=,9892=,98793=,987694=,9876595=,98765496=,9

2、87654397=,9876543298=,80,880,8880,88880,888880,8888880,88888880,888888880,19+99=,118+989=,1117+9879=,11116+98769=,111115+987659=,1111114+9876549=,11111113+98765439=,111111112+987654329=,100,1000,10000,100000,1000000,10000000,100000000,1000000000,129-8=,1239-7=,12349-6=,123459-5=,1234569-4=,12345679-

3、3=,123456789-2=,1234567899-1=,100,1000,10000,100000,1000000,10000000,100000000,1000000000,（10-1）9=,（200-2）9=,（3000-3）9=,（40000-4）9=,（500000-5）9=,（6000000-6）9=,（70000000-7）9=,（800000000-8）9=,1,22,333,4444,55555,666666,7777777,88888888,38=,338=,3338=,33338=,3333338=,333333338=,24,264,2664,266664,26664

4、,2666664,2666664,266666664,266666666666666666664,67=,667=,6667=,6666667=,66666666667=,66667=,42,462,4662,46662,4666662,4666666662,？,79=,7799=,777999=,77779999=,7777799999=,63,7623,776223,77762223,7777622223,12345678910111213141516171819202122232425262728293031,15,14,14,14,9,16,18,10,11,21,22,23,1234

5、5678910111213141516171819202122232425262728293031,14,12345678910111213141516171819202122232425262728293031,16,12345678910111213141516171819202122232425262728293031,18,12345678910111213141516171819202122232425262728293031,9,12345678910111213141516171819202122232425262728293031,10,12345678910111213141

6、516171819202122232425262728293031,11,12345678910111213141516171819202122232425262728293031,21,12345678910111213141516171819202122232425262728293031,22,12345678910111213141516171819202122232425262728293031,23,12345678910111213141516171819202122232425262728293031,23,2,3,6,5,0,0,2,4,0,0,0,0,0,0,5,2,6,3,2,4,5,0,0,0,2,3,6,5,0,0,2,4,0,0,0,0,0,0,5,2,6,3,2,4,5,0,0,0,2,3,6,5,0,0,7,2,0,0,0,0,0,0,5,2,6,3,2,4,5,0,0,0,2,3,6,5,0,0,7,2,0,0,0,0,0,0,5,7,6,3,2,4,5,0,0,0,2,3,6,5,0,0,7,2,0,0,0,0,0,0,5,7,2,3,2,4,5,0,0,0,4,2,3,6,5,0,0,7,2,0,0,0,0,0,0,5,7,2,3,2,9,4,4,0,0,4,