20以内减法口算练习题4000题 (282).docx

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