20以内减法口算练习题4000题 (130).docx

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1、16-4=18-3 =20-5=14-3 =14-6=16-1 =6-2 =13-8=16 - 10=20 - 12=16-2=20-8=13-2 =16-15=17-15 =17-8=13 - 12=16-9=20 - 20=19-9=15-2 =3 - 1=12-8=12-7=10-2=20 - 19=14-7=18-7=12 - 3二6-1=19 -19=14 - 14=8-7=11 - 5二8-3 =13-4=20 - 1=10-8=18 - 12 =19 - 10二13-6=14-4=20-7=7-7=19-5 =15 - 13 =15 - 15 =12-9=16-3 =2-2=12

2、-4=11 - 6二5 - 3二12 - 12 =15-9=8-6=14-1=9-3 =8-8=18-4=20-11 =14 - 10=10 - 10二19-6=9-5 =4-2 =19-4=18-5=19-11 =7-2=11 - 10二8-5 =2-2=12-4=11-6=5-3 =12 - 12=18-15 =18-6=19 - 17=17-5=20-6=16 - 12=6-5 =14-13 =15 - 11=7-5=10-7=19 - 13 =17-11=18-5=19 - 11 =7-2=11 - 10二8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2

3、=7 - 1=18-2 =19-3 =4-4=18 - 14=17 - 13 =9-6=17-15 =17-8=13 - 12=16-9=20-9=18 - 10=18-9=17 - 1=15-3=16-13 =16-8=18 - 17=14-2 =4-3 =18 - 11 =16 - 16=19 - 16=20 - 14=11 - 5 =8-3 =13-4=10-1 =13-7=9-4=13 - 13=5-4=19 - 12 =17-4=13 - 11 =17 - 12 =14-8=11 - 11 =9-2 =15-7=20 - 17=15 - 14=15-8=20 - 16=11-2 =1

4、6 - 6二5-2 =15 - 5=7-6=11-3 =10-9=16-11=17 - 10二15 - 1 =19 - 1=14 - 11=14-12 =17-3 =2 - 1 =18-8=11-4=16 - 14= 18-13 =17 - 16=4-1=7-3 =17-9 =19 - 14= 13-3 =8-2 =12 - 6= 16-7= 17-7=12 - 10二15 - 12 = 20-13 =17-2 =19 - 18=20-15 =12 - 1=6-3 =8-4=9-8=12 - 5 =6-6=9-9=7-4=13 - 5 =13 - 10=14-5 =8-1=6-4=5 - 5二

5、16-5 =19-7=1 - 1=11-9=19 - 15=13-9=9-1二18-1=10-4=15 - 10=17 - 6二10-3 =20-3 =11-7=19-2=19-8=13 - 1=20-2=18 - 18=15-4=12-2 =16-4=18-3 =20-5=14-3 =14-6=16-1=6-2=13-8=16 -10=20 -12=16-2 =20-8=13-2 =16-15=17-15 =17-8=13 - 12 =10-5 =20 - 20=19-9=15-2 =3 - 1=12-8=12-7=10-2=20 - 19=14-7=18-7=12 - 3二6-1=19 -

6、19=14 - 14=8-7=11 - 5二8-3 =17 - 17=20 - 1=10-8=18 -12=19 - 10=13-6=14-4=20-7=7-7=19 - 5二15 - 13 =15 - 15=12-9=16-3 =2-2 =12-4=11-6=5 - 3二15-9=8-6=14-1=9-3 =8-8=18-4=20-11 =14 - 10=10 -10=19-6=9-5 =4-2 =19-4=18 - 5=19 - 11=7-2 =11 - 10二20-9=18 - 10=18-9=17 - 1=15-3 =16-13 =16-8=18 - 17=14-2=4-3二18-11

7、=16 - 16=19 - 16=20 - 14=17 - 14=19 - 18=20-15 =12 - 1 =10 - 1=13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =17 - 12=14-8=11 - 11 =9-2 =15-7=20 - 17=15-6=1 - 1=11-9=19 - 15 =18-15 =18-6=19 - 17=17 - 5二20-6=16 - 12 =6-5 =14-13 =15 - 11 =7 - 5二10-7=19 - 13 =17 - 11 =20 - 10=15 - 14=15-8=20 - 16=11-2 =9

8、-7=5 - 1=20 - 18=18 -16=3-2 =7 - 1=18-2=19-3 =4-4=18 - 14=17 - 13 =9-6=14-9=18-8=11-4=16 - 14=18 - 13 =8-4=9-8=12 - 5二6-6=9-9=7-4=13 - 5=13 - 10二14-5=8-1 =6-4=5-5 =16-5=19-7=11-8=17 - 17=20-1=10-8=9-1二18 - 1=10-4=15 - 10=17 - 6二10-3 =20-3 =11-7=19-2 =19-8=13 - 1=20-2=18 - 18=15-4=11 - 1=3-3 =15-9=8-

9、6=5-2 =15 - 5 =7-6=11 - 3二 10-9=16-11=17 - 10二15 - 1=19 - 1=14 - 11=14-12 =17-3 =2 - 1= 20-4= 12-2 = 16-4= 18-3 = 20-5 =4-1二7-3 =17-9=19 - 14=13-3 =8-2 =12 - 6=16-7=17-7=12 - 10二15 - 12=20-13 =17-2=12 - 11=10-5=20 - 20=19-9=15-2 =19 -10=13-6=14-4=20-7=7-7=19-5 =15 - 13 =15 - 15=12-9=16-3 =2-2=12-4=1

10、1-6=5-3 =12 - 12=18-15 =18-6=19 - 17=9-3 =8-8=18-4=20-11 =14 - 10二10 - 10=19-6=9-5 =4-2=19-4=18-5=19 - 11 =7-2 =11 - 10二8-5 =10-6=9-7=5 - 1=14-6=16-1=6-2 =13-8=16 -10=20 -12 =16-2 =20-8=13-2 =16-15 =17-15 =17-8=13 - 12 =16-9=20-9=18 -10=18-9=17 - 1=12-7=10-2 =20 - 19=14-7=18-7=12 - 3 =6-1=19 - 19 =1

11、4 - 14=8-7=11 - 5二8-3 =13-4=10 - 1二13-7=9-4=13 - 13 =20-6=16 - 12 =6-5 =14-13 =15 - 11=7-5 =10-7=19-13 =17-11 =20 - 10=15 - 14=15-8=20 - 16=11-2=16 - 6=5-2 =15 - 5 =7-6=18 - 16=3-2 =7-1=18-2=19-3 =4-4=18 - 14=17-13 =9-6=14-9=18-8=11-4=16 - 14=18-13 =17 - 16=4-1=7-3=17-9=16-13 =16-8=18 - 17=14-2 =4-3

12、 =18-11=16 - 16=19 - 16=20 - 14=17 - 14=19 - 18=20 - 15=12 - 1二6-3 =8-4=9-8=12 - 5二6-6=17-4=13 - 11=17-12 =14-8=11 - 11 =9-2=15-7=20 - 17=15-6=1 - 1=11-9=19-15 =13-9=9 - 1 =18-1=10-4=15 - 10=10-9=16-11 =17 - 10=15 - 1=19 - 1=14 - 11=14-12 =17-3 =2 - 1 =20-4=12-2 =16-4=18-3 =20-5=14-3 =14-6=16-1=6-2

13、=13 - 3 二 8-2=12-6=16-7=17-7=12 - 10=15 - 12 = 20-13 =17 - 2=12 - 11 =10 - 5 =20 - 20= 19-9= 15-2 =3-1=12-8=12-7=10-2 =7-4=13 - 5=13 - 10=14-5 =8-1=6-4=5 - 5二16 - 5=19-7=11-8=17 - 17=20 - 1二10-8=18 -12=19 - 10=13-6=14-4=20-7=10-3 =20-3 =11 - 7=19-2=19-8=13 - 1=20-2 =18 - 18=15-4=11 - 1=3-3 =15-9=8-6

14、=14-1二9-3 =8-8=18-4=20-11=16 -10=20 - 12=16-2 =20-8=13-2 =16-15 =17-15 =17-8=13 - 12 =16-9=20-9=18 - 10=18-9=17 - 1=15-3 =16-13 =16-8=18 - 17=14-7=18-7=12 - 3 =6-1=19 -19=14 - 14=8-7=11 - 5二8-3 =13-4=10-1=13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =19-5=15 - 13 =15 - 15=12-9=16-3 =2-2 =12-4=11 - 6二

15、5 - 3二12 - 12 =18-15=18 - 6=19 - 17=17 - 5二20-6=16 - 12 =6-5 =14-13 =19-6=9-5 =4-2 =19-4=18-5 =19 - 11=7-2=11 - 10二8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2 =7-1=18-2=4-3 =18 - 11=16 - 16=19 - 16=20 - 14=17 - 14=19 - 18=20-15=12 - 1=6-3 =8-4=9-8=12 - 5 =6-6=9-9=7-4=13 - 5=13 - 10=14-8=11 - 11 =9-2 =15

16、-7=20 - 17=15-6=1 - 1=11-9=19-15 =13-9=9-1=18 - 1=10-4=15 - 10=17 - 6二10-3 =20-3 =11-7=7-5 =10-7=19 - 13 =17 - 11 =20 - 10=15 - 14=15-8=20 - 16=11-2 =16 - 6=5-2 =15 - 5=7-6=11 - 3二10-9=16-11=17 - 10二15 - 1=18 - 14=17-13 =9-6=14-9=18-8=11-4=16 - 14=18 - 13 =17 - 16=4-1=7-3 =17-9=19 - 14=13-3 =8-2=12

17、- 6二16-7=18 - 10=18-9=17-1 =15-3 =16-13 =16-8=18 - 17=14-2=4-3 =18 - 11=16 - 16=19 - 16=20 - 14=17 - 14=19 - 18=20-15=12 - 1=6-3 =13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =17 - 12=14-8=11 - 11 =9-2 =15-7=20 - 17=15 - 6二1 - 1=11-9=19-15 =13-9=18-6=19 - 17=17-5 =20-6=16 - 12=6-5 =14-13 =15 - 11 =7

18、- 5二10-7=19-13 =17 - 11 =20 - 10=15 - 14=15-8=20 - 16= 11-2 =16 - 6=5 - 1=20 - 18=18 -16=3-2 =7-1=18-2=19-3 =4-4=18 - 14=17-13 =9-6=14-9=18-8=11-4=16 - 14=18 - 13 =17 - 16=8-1=6-4=5 - 5二16-5=19-7=11-8=17 - 17=20-1=10-8=18 - 12=19 - 10=13-6=14-4=20-7=7-7=19-5=15- 13 =15 - 15 =19-8=13 - 1=20-2 =18 - 1

19、8=15-4=11 - 1=3-3 =15-9=8-6=14-1=9-3 =8-8=18-4=20-11 =14 - 10二10 - 10=19-6=9-5 =14 - 11=14-12 =17-3 =2 - 1=20-4=12-2 =16-4=18-3 =20-5=14-3 =14-6=16-1=6-2 =13-8=16 -10二20 -12 =16-2 =20-8=15 -12=20-13 =17-2 =12 - 11=10-5 =20 - 20=19-9=15-2=3 - 1=12-8=12-7=10-2 =20 - 19=14-7=18-7=12 - 3 二6-1=16-3 =2-2

20、=12-4=11-6=5-3 =12 - 12=18 - 15 =18-6=19 - 17=17-5 =20-6=16 - 12=6-5 =14-13 =15 - 11=7-5=10-7=19 - 13 =19-4=18-5 =19 - 11=7-2 =11 - 10二8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2 =7 - 1 =18-2 =19-3 =4-4=18 - 14=17 - 13 =16-15 =17-15 =17-8=13 - 12=16-9=20-9=18 - 10=18-9=17 - 1=15-3 =16-13 =16-8=18 - 17=1

21、4-2 =4-3 =18 - 11 =16 - 16=19 - 16=8-7=11 - 5二8-3 =13-4=10-1=13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =17 - 12 =14-8=11 - 11=9-2 =15-7=20 - 10=15 - 14=15-8=20 - 16=11-2 =16 - 6=5-2 =15 - 5二7-6=11 - 3二10-9=16-11=17 - 10=15 - 1=19-1=14 - 11=14-12 =17-3 =14-9=18-8=11-4=16 - 14=18-13 =17 - 16=4-1二7-3

22、=17-9=19 - 14=13-3 =8-2 =12 - 6=16-7=17-7=12 - 10=15 - 12 =20-13 =17 - 14=19 - 18=20-15=12 - 1=6-3 =8-4=9-8=12 - 5二6-6=9-9=7-4=13 - 5 =13 - 10=14-5 =8-1二6-4=5 - 5二16 - 5 =1 - 1=11-9=19 -15=13-9=9-1=18 - 1二10-4=15 - 10=17 - 6二10-3 =20-3 =11-7=19-2 =19-8=13 - 1=20-2=18 - 18=20-4=12-2=16-4=18-3 =20-5=1

23、4-3 =14-6=16-1=6-2=13-8=16 - 10=20 - 12=16-2 =20-8=13-2=16-15=17-15 =17-8=12 - 11 =10 - 5 =20 - 20=19-9=15-2 =3 - 1=12-8=12-7=10-2 =20 - 19=14-7=18-7=12 - 3 =6-1=19 -19=14 - 14=8-7=11 - 5 =11-8=17 - 17=20 - 1=10-8=18 - 12 =19 - 10=13-6=14-4=20-7=7-7=19-5 =15 - 13 =15 - 15=12-9=16-3 =2-2 =12-4=11 - 6

24、=3 - 3 =15-9=8-6=14-1=9-3 =8-8=18-4=20-11 =14 - 10二10 - 10二19-6=9-5 =4-2 =19-4=18-5=19 - 11=7-2 =16-9=20-9=18 - 10=18-9=17-1 =15-3 =16-13 =16-8=18 - 17=14-2 =4-3 =18 - 11=16 - 16=19 -16=20 - 14=17 - 14=19 - 18=20-15=13-4=10 - 1=13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =17 - 12=14-8=11 - 11=9-2 =1

25、5-7=20 - 17=15-6=1 - 1二11-9=12 - 12=18 - 15 =18-6=19 - 17=17-5 =20-6=16 - 12 =6-5 =14-13 =15 - 11=7 - 5=10-7=19 - 13 =17 - 11 =20 -10=15 - 14=15-8=20 - 16=8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2 =7 - 1 =18-2=19-3 =4-4=18 - 14=17 - 13 =9-6=14-9=18-8=11-4=16 - 14=6-3 =8-4=9-8=12 - 5二6-6=9-9=7-4=13 - 5

26、=13 - 10=14-5 =8-1 二6-4=5 - 5 =16-5=19-7=11-8=17 - 17=20-1 =13-9=9-1=18 - 1=10-4=15 - 10=17 - 6=10-3 =20-3 =11-7=19-2 =19-8=13 - 1二20-2 =18 - 18=15-4=11 - 1=3-3 =15-9=16 - 6=5-2 =15 - 5=7-6=11 - 3二10-9=16-11=17 - 10=15 - 1=19 - 1=14 - 11=14-12 =17-3 =2 - 1=20-4=12-2 =16-4=18-3 =4-1=7-3 =17-9=19 - 14

27、=13-3 =8-2 =12 - 6二16-7=17-7=12 - 10二15 - 12=20-13 =17-2 =12 - 11=10-5=20 - 20=19-9=18 - 12 =19 - 10=13-6=14-4=20-7=7-7=19 - 5=15 - 13 =15 - 15 =12-9=16-3 =2 - 2=12-4=11-6=5-3 =12 - 12 =18-15=18-6=14-1=9-3 =8-8=18-4=20-11 =14 - 10=10 - 10=19-6=9-5 =4-2 =19-4=18 - 5 =19 - 11 =7-2 =11 - 10=8-5 =10-6=9

28、-7=14-3 =14-6=16-1=6-2 =13-8=16 - 10=20 - 12 =16-2 =20-8=13-2 =16-15=17-15 =17-8=13 - 12 =16-9=20-9=18 - 10=18-9=3 - 1=12-8=12-7=10-2 =20 - 19=14-7=18-7=12 - 3二6-1=19 - 19=14 - 14=8-7=11 - 5 =8-3 =13-4=10-1 =13-7=9-4=17-5 =20-6=16 - 12=6-5 =14-13 =15 - 11=7-5=10-7=19 - 13 =17-11 =20 - 10=15 - 14=15-

29、8=20 - 16=11-2=16 - 6二5-2=15 - 5 =20 - 18=18 - 16=3-2 =7 - 1=18-2 =19-3 =4-4=18 - 14=17 - 13 =9-6=14-9=18-8=11-4=16 - 14= 18-13 =17 - 16=4-1=7-3 =15 - 3二16-13 =16-8=18 - 17=14-2=4-3 =18 - 11=16 - 16=19 - 16=20 - 14=17 - 14=19 - 18=20 -15=12 - 1二6-3 =8-4=9-8=12 - 5二19 - 12=17-4=13 - 11=17-12 =14-8=11

30、 - 11=9-2 =15-7=20 - 17=15-6=1 - 1=11-9=19-15 =13-9=9-1 =18-1 =10-4=错误率：17 - 6=10 - 3二20-3 =11 - 7 =19 - 2二19 - 8 二13 -1=20 - 2 =18 -18=15-4=11 - 1=3 - 3 =15-9=8-6=14-1=9-3 =8 - 8 二18 - 4 二20 - 11=11-3 =10-9=16 -11=17 -10=15 -1=19-1=14 - 11 二14 -12 =17 - 3=2-1=20-4=12 - 2 =16-4=18 - 3 二20 - 5 二14 -

31、3二14 - 6=16-1=6-2 =19 -14=13-3=8 - 2 二12 - 6 二16-7 =17 - 7二12 -10=15 - 12 =20 -13 =17 - 2=12 - 11=10 - 5二20 - 20=19-9=15 - 2=3 -1=12 - 8=12-7=10 - 2二时间：9 - 9=7-4=13 - 5二13 -10=14 - 5二8 - 1 二6-4=5 - 5=16 - 5二19 -111 - 8=17 - 17=20-1=10 - 8二18 -12 二19 -10=13 - 6=14-4=20 - 7=13-8=16 - 10=20 - 12 =16-2

32、=20-8=13-2 =16-15=17-15 =17-8=13 - 12 =16-9=20-9=18 - 10=18-9=17 - 1=15-3 =16-13 =16-8=18 - 17=20 - 19=14-7=18-7=12 - 3二6-1=19 -19=14 - 14=8-7=11 - 5二8-3 =13-4=10-1 =13-7=9-4=13 - 13 =5-4=19 - 12 =17-4=13 - 11 =7-7=19 - 5 =15 - 13 =15 - 15 =12-9=16-3 =2-2 =12-4=11-6=5 - 3二12 - 12 =18 - 15 =18-6=19 -

33、 17=17-5 =20-6=16 - 12 =6-5 =14-13 =10 - 10=19-6=9-5 =4-2 =19-4=18 - 5 =19 - 11=7-2=11 - 10二8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2 =7-1=18-2=9-8=12 - 5=6-6=9-9=7-4=13 - 5=13 -10=14-5=8-1二6-4=5 - 5二16-5=19-7=11-8=17 - 17=20-1=10-8=18 - 12 =19 - 10=18 - 1=10-4=15 - 10=17 - 6二10-3 =20-3 =11-7=19-2 =19

34、-8=13 - 1二20-2 =18 - 18=15-4=11 - 1=3-3 =15-9=8-6=14-1= 9-3 =15 - 5二7-6=11 - 3二10-9=16-11=17 - 10=15 - 1=19-1=14 - 11=14-12 =17-3 =2 - 1=20-4=12-2 =16-4=18-3 =20-5 =14-3 =17-9=19 - 14=13-3=8-2二12 - 6=16-7=17-7=12 - 10=15 - 12=20-13 =17-2 =12 - 11=10-5 =20 - 20=19-9=15-2 =3 - 1=14-2=4-3 =18 - 11=16 -

35、 16=19 - 16=20 - 14=17 - 14=19 - 18=20-15=12 - 1=6-3 =8-4=9-8=12 - 5二6-6=9-9=7-4=13 - 5=17-12 =14-8=11 - 11 =9-2 =15-7=20 - 17=15 - 6=1 - 1=11-9=19-15 =13-9=9-1=18 - 1=10-4=15 - 10=17 - 6二10-3 =20-3 =15 - 11 =7 - 5 =10-7=19 - 13 =17 - 11 =20 - 10=15 - 14=15-8=20 - 16= 11-2 =16 - 6二5-2 =15 - 5 =7-6=1

36、1 - 3二10-9=16-11=17 - 10=4-4=18 - 14=17 - 13 =9-6=14-9=18-8=11-4=16 - 14= 18-13 =17 - 16=4-1二7-3 =17-9=19 - 14=13-3 =8-2=12 - 6=14-5 =8-1 =6-4=5 - 5二16-5=19-7=11-8=17 - 17=20-1=10-8=18 - 12=19 - 10二13-6=14-4=20-7=7-7=19-5=15 - 13 =19-2 =19-8=13 - 1=20-2=18 - 18=15-4=11 - 1 二3-3 =15-9=8-6=14-1=9-3 =8

37、-8=18-4=20-11 =14 - 10二10 - 10二19-6=19-1=14 - 11=14-12 =17-3 =2 - 1=20-4=12-2 =16-4=18-3 =20-5=14-3 =14-6=16-1=6-2 =13-8=16 -10二20 - 12 =16-2 =12 - 10=15 - 12=20-13 =17-2 =12 - 11=10-5 =20 - 20=19-9=15-2 =3 - 1=12-8=12-7=10-2 =20 - 19=14-7=18-7=12 - 3 =12-9=16-3 =2-2=12-4=11-6=5-3 =12 - 12=18 - 15 =18-6=19 - 17=17-5=20-6=16 - 12=6-5 =14-13 =15 - 11=7-5=10-7=4-2=19-4=18-5=19 - 11=7-2=11 - 10=8-5 =10-6=9-7=5 - 1=20 - 18=18 - 16=3-2 =7 - 1 二18-2 =19-3 =4-4=18 - 14=13-2 =16-15 =17-15 =17-8=13 - 12 =16-9=20-9=18 - 10=18-9=17-1=15 - 3二16-13 =16-8=18