一年级数学20以内加减法口算题

一年级20以内加减法口算题

2+18= 18-6= 16-1= 2+12= 5+11= 17-7= 5+1= 10-1=

12+5= 11-2= 15+1= 19-11=

10+9= 16-7= 2+15= 16-15=

15+3= 9-4= 20-1= 11-10=

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

14+3= 1+14=

1+5= 3+14=

13-3= 10+2=

9-8= 12-8=

2+5= 19-18=

14+3= 17-3=

9-4= 6+13=

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

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

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

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

1+18= 19-18= 7+13= 1+7= 13+2= 17-8=

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

14+2= 14-10= 6+11= 12-10= 14+5= 18-4= 9+8= 16-4=

18-12= 1+17= 14+2= 4+4= 14-6=

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

18-5= 7+6= 12+1= 12-1= 19-15= 18-1= 13-11=

16+1= 9-2= 16-7= 16-15= 18-14= 18-5= 16+4= 20-16=

17-5= 20-19= 10-5= 1+8=

16-11= 17-5= 6+2= 6+10=

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

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

10+5= 19-12= 20-13= 12-9=

18-6= 14-8= 7+8= 18-14= 11-8= 8-7=

17+3= 1+3= 7-4=

2+5= 5-2= 14-3= 8+9= 13-1= 9+3=

7+12= 17-3= 20-19= 5-1= 20-15= 19-18=

12+2= 15-5= 12-3= 6+4= 7+5= 19-8= 18-11= 19-13=

8+9= 10-4= 7+6=

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

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

1+6= 17-14= 14+1= 20-1= 10-2= 18-7= 7+10= 9-7= 19-10= 20-4=

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

14-5= 2+14= 16-2= 17-2= 6+8= 7+8= 6+3= 20-13= 4-2= 20-16= 6+5= 17-13= 5+12= 5+2=

14+1= 5+6= 11-6= 9-2= 4+11= 5+8= 10+9= 5+2=

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

4-3= 18-2=

5+2= 14-11= 14+2= 4+12= 4+12= 1+2= 5+9= 1+19=

20-7= 20-1= 9-8= 5+10= 19-15= 7+1=

19-14= 14-5= 6+14=

4+16= 10-2= 7-1= 10-3=

19-18= 6-3= 7+5= 14+6= 7+4=

5+10=

17-15= 4+15= 14-4= 14-10= 16-13= 15-2=