表内除法口算题练习卡9

1、表内除法口算题练习卡日期：成绩:23+ 7 =12-4 =40-8 =48 - 6=57+ 2 =27-3 =14-2 =35 - 4=12-4 =32 - 4 =87-6 =12-6=29+ 9 =27-3 =55+ 8 =76 + 7=12-6 =54 9 =26 - 3 =10-9=14-2 =18-9 =4 4=56 7=72 - 8 =3 3=15十 5 =8-2 =9-3=18-6 =6- 1 =20-4=81 + 4 =70+ 2 =34 + 9 =8X 3 =27-3 =42 - 6 =4 4=15 5=8X 4=27-9 =9 9=50 - 1 =5X 5=60+ 6 =2-

2、2=3 3 =54 6 =40 十 5 =5 X 6=18-9=67 + 7 =48+ 6 =6 3=9X 7 =5十5=9-3=70+ 6 =6-2 =9X 4=64 - 8 =15十 5 =9 9 =3- 1 =14-7 =10-2 =28-7=46 + 3 =6十6=18-2 =14-7=27-9 =35 7 =34 + 5 =2X 5 =6X 6=15十 3 =32 - 4 =10- 5=4 4=3 3=32 - 4 =30 6=2X 8=7-7=40 5 =20 5=4-2=7X 5=35 7 =9 9 =41 + 5 =18-6 =49-3 =66 - 2=33 - 1 =4X 5

3、=24 - 4 =25 5=表内除法口算题练习卡日期：成绩:27-9 =30-2 =2X 8=9X 4 =69+ 6 =34 + 5 =63+ 4 =24 - 8=26 - 9 =56 十 8 =34 - 3 =16+ 6=8 X 3=21-7 =10+ 8 =15 5=12-6 =9X 4=6- 1 =73 + 5=14-2 =30 十 5 =25+ 3 =20-4=24 - 3 =14+ 1 =76 + 3 =4- 1 =8-4=2X 4=8X 7=27-9=18-9 =40 十 5 =20 十 5 =9X 9 =18-2 =18-9 =18-2 =64 - 8=32 - 4 =54 6

4、=10- 5 =9 9 =5 X 8=1- 1 =64 + 2 =36 + 8=30 + 6 =4十1 =43+ 1 =47 - 7=39 - 3 =15 3 =15 3 =33 + 8=84 + 2 =63 7 =57+ 5 =41 - 2 =16-2 =8-4=38+ 7 =16-2 =8-2=8 8=35 5 =6 6 =36 6 =37+ 3 =63+ 1 =2X 4 =12-3 =18- 1 =4X 7=45 5=18-3 =72 - 9 =1 X 8=4 4 =6十6=8-4=48-6 =18-3=72 - 8 =36 - 4 =12-4 =77 + 3=54 6 =4X 9=10

5、- 5 =21 - 5=9-3=36 6 =44 + 8 =15 3=8-4=51 - 6 =8-4=32 - 8=表内除法口算题练习卡日期：成绩:63+ 9 =5X 1 =2X 2=73 3=88 5 =76 + 6 =4* 4=3* 1 =16+ 6 =7X 3=5* 1 =27* 3=26 + 4 =30* 5 =1* 1 =4* 2 =21 - 7 =64* 8 =54* 9 =24* 3=10* 5 =5* 5=3* 3=7* 7 =8-4=1 X 2=27* 3 =40 3=9* 9=9X 4=18* 6 =21* 3=49* 7 =4X 4=24* 4 =6* 2 =32* 8

6、=7X 2 =32 + 9 =46 1 =1 X 4=8X 9=12* 4 =21 + 2 =26 7 =14* 2 =49* 7 =43 6=4X 9=30* 5 =14* 2 =33 9=48 7 =24* 3 =5 X 8=38 5=2* 2=12* 2 =6* 6=12* 3=30* 5 =48* 8 =27* 3 =16* 4=72* 8 =10 9 =48* 6 =72* 8=36* 6 =4* 2 =7* 7=18* 9=64 + 3 =39 1 =56 + 6 =49* 7=6* 6=14* 7 =18* 9 =1X 7 =1* 1 =81* 9 =20* 4 =63* 7=6

7、3* 7 =12* 2 =9* 9=27* 3=8* 8=9* 9=83+ 9 =8* 8 =42* 6 =41 + 7 =16* 2 =8* 1 =6* 6=5* 5=3* 3=24* 4=36 - 4 =50 3 =16-8 =25+ 4=24 - 4 =54 + 1 =38+ 6 =24 + 8=10-2 =36 - 4 =33+ 1 =25 5=59 - 7 =14-7 =72 - 9 =15十 5=16-2 =64 - 8 =48-6 =44 4=72 - 9 =18+ 7 =18-3 =21 - 7=3 X 8=32 1 =16-8 =20-4=42 - 7 =48-6 =5十5=

8、21 - 7=88+ 5 =8 X 5=6十6=4-2 =4十1 =24 - 8 =2X 6=40 - 8=15+ 6 =6 3=40-8 =7- 1 =49 - 7 =9 9=48-8 =72 - 9=8-2=6 3=9-3=1- 1 =15十 5 =16-2 =12-4 =10-2 =5十5=6十6=46 + 2 =48 - 8=15十 3 =8 X 3=4X 3=36 6=49 - 7 =9 9=25+ 6 =27-9=81 - 9 =18-2 =54 9 =36 6=6 3=40 十 5 =3X 2=20-4=16-4 =86 1 =82 7 =41 3=12-6 =84 7 =24

9、- 8 =89 8=64 - 8 =27-9 =23+ 4 =16-8=48 - 8 =87+ 3 =50+ 1 =48 - 6=28-7 =9 9=24 - 3 =56 8=89 4 =3- 1 =8- 1 =8X 8 =日期:表内除法口算题练习卡成绩:表内除法口算题练习卡日期：成绩:12-3 =21-3 =45* 5 =36* 9=8-2=23+ 6 =32* 8 =11 8=2X 2=14-2 =8X 4=7* 7 =7-7=8X 2=3X 9=44 + 2 =28-4 =71 8 =48* 6 =71 + 1 =3- 1 =49-7 =35* 5 =5* 5 =18-2 =17+ 5

10、=8* 8=2* 2 =16-8 =10* 5 =12* 6 =51 + 1 =18-2 =69 6 =8* 8=32* 4=57+ 4 =7* 1 =5X 7=6* 2 =45+ 8 =3X 7=22 8 =67 + 4=56 十 8 =8* 1 =87 5 =15* 3=20-4 =32* 4 =13 7 =12* 3=5十5=27* 9 =36* 6 =14 9=69 - 9 =1* 1 =18+ 5 =45* 5=4X 4=3* 1 =21 6 =8* 8 =21 + 9 =12* 4 =49* 7 =20* 4=61 - 5 =65 7 =77 8 =12* 3=14-2 =12*

11、3 =25* 5 =16 8=21 - 3 =5 X 3=5* 1 =54* 9=65 9 =9* 9=45* 9 =45* 5=36 - 4 =84 2 =7* 7=42* 6=4十1 =36* 6 =30* 5 =63* 9=9X 6=35* 5 =6* 2=9* 9 =2-2=27* 3 =57 2 =48 + 3=表内除法口算题练习卡日期：成绩:6十6=28-7 =9 9=44 - 2 =82 - 7 =5X 9=24 - 8 =42 - 6=2-2=32 - 8 =28-4 =20 5=12-4 =34 - 8 =20-8 =27+ 3=19+ 3 =48-8 =40-8 =15 3

12、=5X 9=9 9=2-2=4- 1 =3 3=54 6 =24 - 6 =28-4=15十 3 =45-8 =6-2=3X 5 =18-3 =2X 4=4 4=18-3=7X 8=7-7=28-7 =28-4=28+ 3 =28-4 =16-4 =3X 1 =81 - 9 =45+ 2 =81 - 9 =35 + 5=9- 1 =1- 1 =30 6 =81 - 9=45 9 =4-2 =7-7=10- 5=64 + 4 =50+ 8 =25 5 =9X 2 =48 - 6 =31 + 7 =16-2 =16-4=81 - 9 =8 8=20-4 =4 4 =3X 4=36 - 4 =8-4

13、=81 - 4=8十8=63-9 =14-2 =5 5 =18-6 =56 7 =1- 1 =9X 8 =86 - 7 =21-7 =15 3 =7-7 =4X 3=57+ 9 =3X 1 =43 - 2 =64 - 8 =8 X 8=52 - 1 =27- 1 =20 十 5 =76+ 8 =16-8 =7-7 =32 - 4 =9X 9=12-3 =48 - 8=表内除法口算题练习卡日期：成绩:16+ 2 =86 - 8 =32 - 4 =18-9=74 - 2 =24 - 3 =45 5 =14-2 =13+ 7 =54 6 =5 X 3=57 + 5=6十6=52 - 6 =45 9

14、=24 - 8=15+ 6 =4-2 =67+ 9 =15-5=15十 5 =60-8 =27-3 =33 + 2 =8十8=6X 7=31 + 5 =14-2 =21 - 7 =61 + 1 =25 5 =74 + 9=24 - 6 =21-3 =7X 4=14-7=12-2 =18-6 =63-6 =45 + 4=55 - 3 =12-4 =14-2 =9 9 =21 - 7 =25 5 =18-2 =6X 5 =12-4 =14-2 =9-3=74 + 6=6十6=35 5 =18-2 =12-3=3- 1 =56 7 =10-2 =7- 1 =71 + 2 =17+ 8 =9X 2=7

15、7 - 8=5 X 6=48-6 =72 - 9 =42 - 6=83 + 1 =10-2 =15十 5 =4X 5 =9X 5=9X 2=48-6 =1X 6 =18-3 =63-9 =14-2 =48 - 8=30 + 4 =6- 1 =56 十 8 =42 - 7=20-4 =18-6 =4 4=14-2 =35 7 =8- 1 =30 十 5 =36 - 4=31 + 5 =72 - 9 =1- 1 =34 - 1 =52 - 6 =36 - 4 =15十 5 =32 - 4=表内除法口算题练习卡日期：成绩:7X 3=27-9 =27-3 =16+ 9=1X 6=68 5 =72 -

16、9 =81 - 9=21 - 7 =2-2 =12-3 =9X 5 =10-2 =7-7=3 X 5=17 9=20 十 5 =8十8=9X 3=5十5 =16-2 =58+ 9 =45 9 =6X 9 =63 7 =8-4=42 - 7 =18-6=2 X 5=63-9 =54 9 =63 7=6 3=29+ 8 =4X 9=78 + 8=27+ 5 =42 4 =25 5 =12-3=36 - 4 =9X 3=26+ 6 =18-3=56 7 =42 - 7 =43 3 =3X 2 =40 十 5 =9-3=1 X 4=40 十 5=6十6=54 9 =32 - 4 =63 - 9=5 1

17、 =18-6 =16-8 =45 5=16-4 =7X 4=57+ 1 =42 - 6=16-4 =60 9 =51 + 9 =15十 3=35 7 =12-2 =68 6 =12-6=15-6 =35 3 =5 X 2=62 + 2 =28-7 =6十6=56 7 =34 1 =6X 2=56 十 8 =9- 1 =6X 7 =8X 7=16-8 =8-2=75 1 =27-3 =70+ 3 =4X 4=32 - 4=35 5 =3- 1 =41 + 6 =54 9=18-6 =9 9=6 3=16-8=表内除法口算题练习卡日期：成绩:10* 5 =19-3 =1 X 1 =48* 6=10

18、* 5 =5 X 3=64* 8 =10* 5=71 - 2 =89+ 1 =29-9 =9* 9 =9* 1 =15* 3 =35* 5 =84 - 7=36* 6 =6* 6=65 8 =30* 6=8X 2=1 X 5=83+ 4 =36* 4=5X 7=45* 5 =18* 3 =7X 7 =89+ 8 =8 X 5=24 - 9 =54* 6=10-8 =5* 5=24 + 3 =18* 6=40* 8 =32* 8 =45-4 =3* 3 =12* 3 =42* 6 =7* 7=32* 8=36* 9 =5* 5=8 X 8=11-4=3* 3=72 - 3 =3 X 5=18*

19、3=6X 9=28* 7 =72* 8 =51 - 3=54* 6 =24* 4 =18* 3 =33 + 2=87 - 8 =1 X 8=3X 1 =49* 7=82 - 5 =8 X 5=64* 8 =30* 5=4X 8=18+ 4 =36 5 =2* 1 =6X 9=15* 5 =71 - 6 =2X 1 =4* 4=16* 2 =36* 6 =87 - 9=4* 1 =2X 8=85+ 3 =52 - 1 =21* 7 =20* 4 =6* 1 =64* 8=14* 2 =26 - 9 =16* 4 =66 - 1 =4X 8=40* 5 =24* 3 =12* 6=25- 1 =1

20、0* 5 =30* 6 =9X 8 =表内除法口算题练习卡日期：成绩:87 - 6 =5X 1 =48* 6 =54* 6=14-7 =14* 7 =12* 4 =6X 1 =54 6 =64* 8 =9* 3=9X 8 =23+ 8 =48* 6 =3X 7=27* 9=19+ 2 =3 X 6=8 X 5=16* 4=25 5 =36* 6 =81 + 3 =28* 4=10* 5 =72 - 1 =40* 8 =84 + 2 =56 十 8 =86 + 1 =8* 4=14* 2 =4* 4=34 - 9 =8 X 6=8* 4 =49* 7 =20* 4 =15* 5 =9X 1 =1

21、4* 2 =76 + 9 =35* 7 =15* 5=6X 6=38+ 3 =51 + 2 =14* 2 =2X 2=18+ 8 =57-4 =35* 5=5* 5=15* 3 =72* 9 =37 + 8=42* 6 =8* 8=18* 2 =6X 6 =18* 2 =23-5 =12* 3 =30* 6=75 - 6 =6* 6=3X 7=42 - 9=52 + 1 =40-2 =2X 7=7X 2 =4* 2=48* 8 =7* 1 =49* 7=64* 8 =56* 7 =36* 9 =3X 4 =41 + 8 =13+ 1 =24* 4 =52 + 9=19- 1 =7X 1 =14

22、* 2 =15* 5=72* 8 =71 + 2 =28-3 =9* 3 =45* 9 =7X 5=79-2 =48* 8=16-6 =54* 6 =16* 2 =2* 2 =7-7=14-2 =21* 3 =81* 9=32 - 4 =54 9 =9* 9=65 + 7=71 - 6 =1 X 6=72* 9 =26 + 6=7- 1 =9-3=42* 6 =33 - 8=63 - 9 =3 X 3=28* 7 =18* 2=12-3 =18-3 =16* 4 =49 + 6=9 9=2- 1 =46 - 3 =21* 3=36 - 4 =24 - 6 =16* 8 =28* 7=45 5

23、=64 + 3 =2X 7=5* 5 =5 1 =35 7 =16* 2 =48* 8=21 - 3 =5十5=56* 8 =87 - 1 =9X 1 =42 - 6 =15* 5 =64* 8=63 - 9 =7- 1 =89-7 =32* 8=24 - 6 =1 X 9=12* 2 =72* 8=80 - 3 =10* 5 =6* 3=2X 1 =5十5=24 - 3 =87-4 =45* 9=2 X 5=7* 1 =6X 2=20* 5=88+ 3 =30* 5 =6* 3=45* 5=12-2 =35* 5 =5* 5=8X 1 =20 十 5 =52 + 3 =73-2 =9X 2

24、=7X 7=15-4 =12* 4 =8X 8 =1X 8=79+ 4 =8X 4=36* 9=40 十 5 =13-6 =35* 7 =65 + 1 =4X 5=8* 8=16* 8 =14* 2 =69 + 3 =20* 4 =20* 4 =53 + 3=日期:表内除法口算题练习卡成绩:表内除法口算题练习卡日期：成绩:3 X 3=27-3 =48-8 =16-8=30 十 6 =24 - 8 =6-2=84 + 9=12-6 =20-4 =16-4 =6X 1 =9 9=72 - 8 =48-8 =31 + 2=64+ 2 =6 X 6=2- 1 =14-2 =6十6=88+ 5 =6-

25、1 =4 4 =15十 3 =10+ 9 =21-7 =7- 1 =72 - 8 =12-2 =2X 3=6 3 =76 - 9 =41 + 4 =32 - 8 =30 6=15十 3 =45 5 =28-8 =8X 4 =12-4 =63-9 =48-8 =12-6=10+ 7 =35 7 =19-7 =18-2 =81 - 9 =36 6 =33-4 =14+ 7=16-8 =16-4 =21-7 =8 8 =41 + 8 =8-4=47+ 5 =65 + 6=21 - 7 =36 - 4 =86 + 3 =24 - 8=10-2 =9 9=56 - 5 =72 - 9=48 - 1 =1

26、8-9 =2X 3=45 9=36 6 =61 - 2 =8-4=31 + 3=32 - 8 =48-6 =18-9 =12-9=12-2 =69-7 =1 X 9=15 3=12-4 =1 X 6=15 5 =42 - 6=8 8=6 3=16-2 =20-4=46 - 5 =20-5 =72 - 9 =64 + 8=45 - 4 =63-9 =12-3 =42 - 6=表内除法口算题练习卡日期：成绩:20 十 5 =18-2 =36 - 4 =48* 8=50+ 1 =6 3=65 9 =28* 4=65 - 1 =17-7 =54 6 =6* 1 =18-2 =21 + 8 =28-9

27、=13-5=15十 3 =56 7 =28-7 =9* 3 =9 9=42 - 6 =15-2 =14* 7=48 + 8 =16-8 =44 + 6 =6* 1 =79 + 3 =6 X 6=16-4 =2X 6 =14-2 =56 十 8 =6- 1 =9X 3 =3 3=5十5=18-3 =3X 8 =5 X 2=18-9 =14-2 =8X 9 =28-3 =9-3=54 6 =14* 2 =70 + 6 =68+ 1 =10* 5 =72* 8=54 9 =84 - 5 =54 6 =61 - 5=18-6 =72 - 8 =40* 5 =16* 4=5X 7=8十8=57-3 =6

28、* 3 =8X 2=14-2 =8* 8=33 + 7=72 - 8 =10+ 1 =42* 7 =76 + 1 =48 - 8 =5十5=83+ 6 =16* 2 =18-4 =48-8 =73+ 2 =25* 5=9X 9=12-3 =74 + 6 =6* 6 =8 X 8=77-2 =59-3 =9X 2 =81 - 9 =21-3 =14* 2 =42* 7=24 - 6 =66 - 6 =45+ 5 =46 8=4-2=7-7=27* 9 =3X 9 =表内除法口算题练习卡日期：成绩:30+ 4 =9 9=42 + 7 =81 + 6=6-2=40-8 =10 5 =9X 4 =48

29、 + 3 =65+ 2 =62 5 =33 + 7=18-2 =12-4 =29 4 =18-9=12-4 =9-3=3 3=62 5=3 X 3=15十 3 =1 X 2=36 - 9=40 - 8 =80+ 8 =24 - 6 =89 5=20-4 =32 - 8 =76 7 =7X 2 =8- 1 =3 3=79+ 9 =6 3 =24 - 8 =8-2=7X 3=27-3=4 4=8-2=8-4=30 十 6=18-6 =3- 1 =25 6 =14 7=14-7 =41 2 =1 X 8=7X 7 =9X 3=8十8=48-6 =76 + 1 =83 5 =8 X 5=18-2 =3

30、5 7=9 9=64 + 6 =5X 9=9X 5 =9 9=7X 1 =24 - 4 =5十5 =42 - 7 =62 4 =24 - 3 =32 - 8=9 9=89+ 7 =48-6 =10-2=58 1 =5 1 =54 6 =65 + 3=27-9 =50 8 =7-7=54 1 =8-4=2-2 =59+ 8 =6 6 =7-7=4 4=1 X 2=22 + 8=24 - 8 =26 3 =12-3 =74 2 =14-2 =48 9 =8-4=27-9=7X 1 =7X 9=8* 1 =14* 2 =10* 5 =27* 3 =2X 1 =24* 3=48 - 6 =47-8 =

31、27* 9 =55 - 5=18* 2 =7* 1 =8* 2=28* 7=85+ 9 =12* 3 =48 4 =9* 1 =16* 4 =5 X 6=29+ 8 =30* 5=24* 3 =3* 1 =21* 3 =12* 2 =49 - 4 =67-2 =8* 4=40* 5=40* 5 =27+ 8 =25* 5 =30* 6=20* 5 =15* 5 =27* 9 =81* 9=36* 4 =81* 9 =81 + 8 =64* 8=24* 8 =72* 8 =5* 5=54* 6=9* 3=6 X 3=89+ 5 =56* 8=7* 7=45* 5 =16* 4 =1* 1 =5X

32、 5=28-8 =6X 9=45 + 4=12* 2 =15* 5 =7* 7=10* 5=27* 3 =2X 9=50 6 =48* 6=5 X 3=80+ 9 =3* 3=67 - 8=18-8 =41 + 7 =36* 6 =14* 7=14* 7 =78-8 =16* 2 =47 - 1 =27* 3 =18* 2 =84 + 8 =12+ 6=8* 8=28* 4 =18* 2 =12- 1 =12* 2 =20* 5 =36* 4 =20* 4=36* 4 =5* 5=90+ 9 =33 + 4=89 + 4 =8* 8=18* 6 =15* 3=日期:表内除法口算题练习卡成绩:表

33、内除法口算题练习卡日期：成绩:54 6 =14-7 =5 X 3=25 5=81 - 9 =7- 1 =6 3=30 十 5=7-7=32 - 8 =3X 2=48 8=4-2=77- 1 =64 - 8 =12-6=3X 1 =72 - 9 =18-3 =48 - 8=1X 1 =16-2 =6X 7=82 - 3=24 - 8 =8- 1 =4X 6=14-2 =16-4 =54 6 =20-4 =16+ 3=16-8 =8十8=54 6 =78 + 2 =16-2 =63-9 =24 + 3 =5十5 =5十5=66 + 7 =8 X 5=6 3 =14-7 =10-2 =5十5=9-

34、1 =81 - 9 =1 X 8=6十6=24 - 3=12-4 =5 X 6=70+ 1 =36 5=49 - 7 =3- 1 =10-2 =59 - 8=32 - 4 =5X 1 =8十8=7X 7 =3 3=12-4 =63 7 =85 3=36 - 9 =56 十 8 =16-4 =12-2 =79+ 3 =4 4=4X 8=36 - 9=27-3 =8 X 5=30 十 6 =87 - 3=5十5=63 7 =21-3 =9X 4 =10+ 8 =16-4 =18-9 =80 + 6=42 - 6 =73-7 =79-7 =35 + 7=2 X 5=73-7 =6十6=9 9 =62

35、 - 4 =73-7 =68 4 =6X 1 =表内除法口算题练习卡日期：成绩:12-3 =5 5=72 - 9 =9 9 =6-2=45 5 =10-3 =24 - 5=9 9=18-6 =3- 1 =25+ 6=8十8=24 - 4 =37-3 =7- 1 =18-3 =4- 1 =4-2=63 - 4=6- 1 =12-2 =8-2=10-2 =30 十 6 =12-3 =21-3 =12-4=44 - 7 =20-7 =63 7 =12+ 2 =56 7 =32 - 4 =7X 7=81 - 9=18+ 8 =1 X 2=15 3 =80 + 3=49 - 7 =63-7 =48-6

36、=21 - 3=13+ 4 =7-7=24 - 4 =79 + 1 =59 + 5 =20 十 5 =8 8=24 - 3=10-2 =8- 1 =28+ 4 =15 3=56 7 =5X 1 =12-8 =12+ 5=43 + 3 =16+ 7 =2- 1 =36 - 4=75 + 1 =35 7 =7X 1 =2X 9 =1X 2=7X 9=8 8=6 6 =88 - 3 =19-5 =72 - 8 =5X 5 =76 + 2 =12+ 1 =15-3 =36 6=8-4=65-4 =57-6 =42 - 7=4-2=54 + 4 =23+ 8 =24 - 6=12-3 =1 X 6=7-

37、7=30 6=45 9 =12-3 =27-3 =14+ 1 =6 6=40+ 2 =21-7 =8 8 =90+ 4 =35 7 =3X 1 =9* 1 =48 - 6 =4X 8=16* 4 =6* 6 =52 + 9 =7-7=28* 4 =5* 1 =90 + 1 =6十6=7* 7=8* 8 =1X 9=12-4 =8* 8=12* 2 =74 + 3 =42 - 6 =13-8 =24* 3=24 - 4 =60-7 =8* 4=85 + 3=6 3=6十6=12* 6 =28* 7=54 9 =28-5 =8* 4=58 + 6=9 9=21-3 =7* 7=14* 2 =14-7 =13- 1 =69 5 =28* 4=15十 3 =40+ 3 =48* 8 =55 - 3=6 3=20+ 8 =17+ 4 =55 - 6=36 - 9 =49- 1 =64 - 4 =24* 3=36 - 4 =10* 5 =10*