20以内减法口算练习题4000题 (53).docx

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

23、15-6=16 - 10=17 - 10=19 - 18=14 - 11=13 - 10=17 - 6=11-2 =9-7=19-4=3-2 =17 - 16=20 - 16=16-2 =10-5=8-1二5-2=9-1 =12 - 5二13-9=19-8=15 - 3二7-5 =20-13 =20 - 10=18-5=12-9=1 - 1=4-4=17 - 11 =17-7=11 - 11 =12-7=18 - 12 =14-4=7-3 =16-5 =14-3 =5 - 1=17-4=19 - 16=9-8=18-13 =18-3 =18 - 16=19-7=17 - 15 =11 - 3二

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

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

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

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

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

29、14=20-3 =18-1=10 - 10=17-5 =16-8=13 - 3 =19 - 17=18-7=8-7=15-4=10-1 =16 - 16=13-7=8-3 =13 - 5=19-13 =20-15 =13 - 12 =5 - 3 二12-4=20 - 11=16 - 15=7-4=6-5=10-8=9-5 =15-8=16 - 13 =19 - 5二6-2二9-9=15-9=16-11=20-8=13-8=17 - 14=19-1=19 - 14=19 - 12=20-4=20 - 20=11 - 6二16-9=17-1 =16 - 6 二17-8=11 - 10=11-4=2

30、0 - 18=19 - 11=19-2=11-9=16-4=7-7=12 - 12=20 - 5=18 - 17=11-7=4-3 =12-8=20 - 19=15 - 14=13 - 1=14 - 10=6-6=13 - 13 =15 - 15 =7 - 1=18-9=18-2 =10-6=15 - 1 =14-1 =7-6=12 - 10=15 - 12 =18 - 10=20-1 =10-4=17 - 12 =20 - 14=13-2 =9-7=19-4=3-2 =17 - 16=20 - 16=16-2=10-5=8-1 =4-1二19 - 10=16 - 14=8-8=8-2 =10

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

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

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

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

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

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

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