20以内加减法、混合加减法口算题

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2+6+2= 5+3+2= 4+0+3= 10-3-7= 9-3-6= 10-1-4= 7-2+4= 8+2-6= 10-4+3= 3+6-8= 8-7+16= 6+10-5= 19-4-5= 10-8+3= 7+8-4= 5+8-3= 2+3+7= 9+7-6= 7-4+7= 8+1+6= 11-1+5= 7-4+8= 8-3+8= 9+9-7= 8+7-5= 6-2+7= 16+2-2= 9+4-3= 11-0+7= 4+1+4= 8+6+4= 8+9-6= 9-1+7= 7+8-5= 4+1+6= 8+8-8= 11+7-7= 8-2+8= 19-4-4= 8+6-4=

8+4-10= 6+9-5= 4+11-4= 7-0+6= 9-8+6= 9+2+4= 4+8+3= 5+9-10= 2-1+12= 9+8-7=

18-3-5= 9+4-3= 15+0-3= 9-8+6= 9-3+6=

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

4+9-6= 16-12-4= 12-1+3= 13-12+7= 6+9+2= 12-10+4= 14+4-1= 18-3-1= 2+8+5=

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

18-9+7= 13+5-9= 13-9+7= 14-4-3= 18-8-2= 9+2+1= 6+6+4= 16-10+4= 3+7+5= 4+4+4= 5+4+5= 4+0+6=

16-6-9= 8+3+2= 19-6-9= 6+6+4=

16-10+4= 3+5+7= 8+2-1= 6+4-3= 7-2+5=

7-6+9= 3+2+5= 4+6+5= 5+4+5= 3+6+7= 10-1-8= 18-3-5= 19-6-9= 12-5-5=

13-4+6= 13-7+5= 14-4+4= 5+4-5= 7+3+6= 13-7-3= 16-6-9= 8+3+2= 19-6-9=

17-7-3= 14-6-4= 3+9+7= 5+9+5= 2+5+8=

3+4+7= 6+9+4= 13+7-5= 9+2+1= 18-8-2=

4+0+6= 16-10+4= 14-4+6=

12-3-7= 16-6-6= 14-5-4= 13-6-4=

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

16-6+9= 18-7-1= 8+7-5= 17-2-3= 4+9-2= 1+1+3= 17-1-1= 4+3+4= 20-9-4= 17-6-8=

2+5+4= 6+4+2= 20-1-8= 19-10-5= 15-3-4= 10+6+1= 20-3-2= 9+1+7= 13-6-6= 19-3-6=

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

14-10-2= 16-3-2= 1+5+8= 13-6-4=

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

13-3-10= 9+9+1= 11+4+6= 4+6+5= 4+8+5=

4+2+7= 6+2+3= 20-7-5= 18-3-1= 20-8-2= 12-2-1= 17-7-5=

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17-4-9= 3+1+4= 4+4+6= 5+5+1= 2+4+7=

11-7-2= 18-3-8= 15-5-3= 9+4+7=

1+10+3= 2+8+5= 9-2-5= 11+8+4= 3+4+5= 9+3+7= 12-9-1= 20-10-8= 5+9+5=

11+3+2= 16-4-4= 6+2+10= 15-4-6= 14-9-2= 5+4+10= 18-6-2= 4+7+2= 19-7-9=

3+9+10= 19-6-13= 9+2+7= 5+9+4= 2+10+5= 17-6-5= 9+5+4= 18-2-4= 6+7+3=

16-1-8= 16-8-1= 15-3-8= 19-6-5=

5+6+8= 10-8-2= 19-10-7= 15-4-10=

18-10-6= 8+1+7= 3+4+5= 10-5-4= 7+7+6= 3+10+5= 10+4+4= 13-6-6= 6+7+6= 6+6+2= 3+8+9= 16-10-6= 6+10+2= 16-1-7=

20-6-7= 5+7+8= 19-2-7= 5+3+9= 20-3-6= 8+7+2= 11-1-8=

18-7-10= 6+7+1= 16-7-4= 18-9-2=

17-5-3= 8+6+2= 2+7+3= 8+7+2= 17-2-2= 17-7-2=

20-10-5= 4+5+3= 2+6+6= 14-3-6=

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

16-4-3= 9+4+6= 15-8-4= 18-2-3= 9+2+4= 18-3-2= 16-3-6= 19-10-9= 8+7+2= 13-2-5= 8+3+6= 2+8+5=

13-5-2= 1+9+10= 1+5+8= 12-1-10=

4+10+2=