20以内连加减法混合练习试题1

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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