第 1 天的算术题：

1+16=_______9+2=_______14+4=_______18+2=_______

6+13=_______3+8=_______9+10=_______7+5=_______

8-1=_______17-7=_______15-4=_______15-14=_______

17-1=_______16-4=_______11-5=_______12-5=_______

7+3+7=_______3+7-6=_______19-11+8=_______15-3-1=_______

第 2 天的算术题：

10+8=_______13+7=_______12+3=_______10+4=_______

17+3=_______9+9=_______12+2=_______13+5=_______

7-2=_______15-12=_______16-11=_______14-6=_______

5-3=_______3-1=_______19-8=_______19-1=_______

5+1+8=_______15+4-6=_______8-1+10=_______18-2-5=_______

第 3 天的算术题：

6+9=_______4+16=_______15+1=_______2+17=_______

7+7=_______13+7=_______5+5=_______15+2=_______

15-6=_______9-5=_______15-12=_______15-14=_______

14-3=_______17-12=_______14-10=_______11-10=_______

4+6+6=_______1+18-10=_______10-8+7=_______17-2-5=_______

第 4 天的算术题：

2+14=_______13+1=_______7+12=_______9+4=_______

7+7=_______4+11=_______13+5=_______6+10=_______

9-5=_______12-2=_______18-14=_______16-13=_______

4-2=_______17-15=_______7-4=_______16-10=_______

2+9+3=_______6+8-3=_______12-9+13=_______16-5-1=_______

第 5 天的算术题：

2+16=_______4+10=_______10+8=_______6+11=_______

6+5=_______1+16=_______4+12=_______14+1=_______

16-12=_______3-1=_______17-8=_______16-2=_______

18-7=_______11-1=_______19-2=_______17-4=_______

4+8+3=_______2+17-10=_______12-6+2=_______17-6-8=_______

第 6 天的算术题：

10+3=_______6+9=_______8+7=_______16+2=_______

4+16=_______7+6=_______13+4=_______2+13=_______

10-7=_______18-1=_______9-8=_______14-7=_______

18-10=_______9-2=_______12-10=_______14-13=_______

5+1+6=_______5+6-9=_______19-10+11=_______17-3-7=_______

第 7 天的算术题：

19+1=_______5+11=_______6+7=_______12+1=_______

11+4=_______13+4=_______11+6=_______12+1=_______

13-1=_______7-5=_______18-8=_______19-15=_______

8-3=_______17-15=_______7-6=_______13-6=_______

3+6+6=_______8+2-3=_______18-12+11=_______19-4-7=_______

第 8 天的算术题：

6+10=_______12+8=_______11+4=_______11+1=_______

18+2=_______4+12=_______6+14=_______5+6=_______

18-4=_______14-11=_______8-1=_______14-5=_______

14-11=_______12-3=_______13-3=_______19-7=_______

6+5+6=_______4+16-7=_______17-13+2=_______17-2-6=_______

第 9 天的算术题：

14+4=_______10+5=_______9+1=_______1+12=_______

13+5=_______8+9=_______6+4=_______13+7=_______

5-2=_______18-2=_______9-7=_______17-7=_______

14-13=_______17-7=_______17-15=_______8-5=_______

3+1+9=_______10+5-4=_______7-1+2=_______15-2-11=_______

第 10 天的算术题：

7+11=_______12+1=_______2+15=_______8+12=_______

7+8=_______6+14=_______9+11=_______1+16=_______

9-5=_______18-12=_______15-6=_______5-2=_______

6-2=_______17-6=_______14-9=_______15-4=_______

1+4+9=_______17+3-8=_______16-10+1=_______18-6-2=_______

第 11 天的算术题：

1+13=_______13+5=_______3+9=_______3+9=_______

4+11=_______9+4=_______11+6=_______3+12=_______

6-3=_______15-11=_______15-5=_______10-3=_______

12-6=_______17-2=_______16-4=_______16-6=_______

2+10+5=_______5+13-13=_______16-8+3=_______18-1-8=_______

第 12 天的算术题：

2+16=_______14+1=_______12+2=_______3+13=_______

2+10=_______1+13=_______5+14=_______1+19=_______

19-14=_______9-4=_______17-13=_______12-3=_______

11-10=_______12-2=_______13-3=_______15-6=_______

4+2+3=_______8+6-4=_______10-8+15=_______16-5-5=_______

第 13 天的算术题：

2+16=_______7+4=_______6+5=_______4+13=_______

5+12=_______11+7=_______13+4=_______5+5=_______

19-15=_______10-7=_______17-1=_______13-9=_______

8-3=_______19-14=_______14-4=_______11-7=_______

9+2+9=_______10+9-15=_______17-2+3=_______17-2-5=_______

第 14 天的算术题：

6+13=_______16+1=_______13+7=_______3+11=_______

7+4=_______5+10=_______19+1=_______1+14=_______

5-3=_______18-10=_______11-8=_______5-3=_______

11-4=_______11-10=_______9-6=_______12-2=_______

3+5+8=_______5+12-7=_______11-7+2=_______17-6-2=_______

第 15 天的算术题：

1+18=_______3+15=_______13+1=_______14+6=_______

2+12=_______8+4=_______3+15=_______16+1=_______

15-13=_______13-3=_______4-1=_______15-8=_______

19-15=_______17-7=_______15-14=_______11-3=_______

13+3+1=_______14+6-4=_______19-14+10=_______15-3-5=_______

第 16 天的算术题：

17+3=_______4+16=_______12+1=_______17+1=_______

6+9=_______11+6=_______9+4=_______5+8=_______

8-6=_______7-4=_______16-3=_______14-7=_______

17-12=_______15-6=_______12-11=_______19-7=_______

12+5+3=_______7+5-5=_______11-2+6=_______19-1-12=_______

第 17 天的算术题：

9+3=_______6+7=_______1+10=_______12+4=_______

15+2=_______12+1=_______2+12=_______6+4=_______

18-2=_______5-3=_______17-13=_______19-12=_______

17-12=_______14-3=_______18-9=_______14-2=_______

9+9+1=_______5+6-6=_______19-13+10=_______18-2-5=_______

第 18 天的算术题：

7+8=_______1+16=_______3+15=_______3+7=_______

10+6=_______1+9=_______9+1=_______12+4=_______

18-7=_______11-3=_______12-9=_______15-1=_______

2-1=_______15-1=_______18-13=_______8-7=_______

7+2+4=_______15+1-13=_______14-10+10=_______17-6-2=_______

第 19 天的算术题：

2+17=_______19+1=_______4+15=_______11+3=_______

5+6=_______12+4=_______4+14=_______7+12=_______

6-1=_______9-6=_______4-3=_______6-4=_______

19-6=_______19-3=_______11-1=_______16-10=_______

1+6+6=_______18+2-7=_______8-6+4=_______12-1-2=_______

第 20 天的算术题：

11+3=_______4+10=_______6+10=_______1+11=_______

10+7=_______17+1=_______13+3=_______15+1=_______

13-8=_______10-8=_______13-7=_______17-7=_______

11-3=_______18-13=_______11-6=_______17-4=_______

2+11+3=_______16+4-17=_______18-16+18=_______17-1-2=_______

第 21 天的算术题：

5+14=_______5+8=_______5+9=_______3+14=_______

2+18=_______11+4=_______2+18=_______6+7=_______

8-4=_______8-1=_______10-9=_______12-8=_______

13-10=_______18-7=_______17-12=_______12-3=_______

1+11+5=_______7+13-8=_______8-3+7=_______14-1-8=_______

第 22 天的算术题：

13+7=_______13+6=_______13+2=_______1+9=_______

15+4=_______1+9=_______2+13=_______15+5=_______

16-9=_______13-6=_______7-2=_______17-4=_______

19-11=_______16-13=_______16-1=_______6-1=_______

1+17+2=_______8+1-1=_______12-7+4=_______16-2-2=_______

第 23 天的算术题：

11+4=_______10+5=_______7+4=_______7+12=_______

12+4=_______13+6=_______6+11=_______15+5=_______

9-3=_______8-6=_______13-10=_______18-4=_______

13-7=_______15-7=_______4-1=_______12-1=_______

1+11+7=_______7+7-5=_______13-5+8=_______19-8-5=_______

第 24 天的算术题：

2+11=_______18+2=_______6+6=_______16+4=_______

7+5=_______7+10=_______5+10=_______9+11=_______

16-9=_______13-11=_______18-13=_______4-3=_______

14-3=_______8-4=_______9-4=_______6-2=_______

1+10+6=_______13+7-17=_______12-7+8=_______18-6-5=_______

第 25 天的算术题：

9+11=_______14+1=_______1+12=_______2+11=_______

15+3=_______9+11=_______3+13=_______9+7=_______

15-1=_______13-11=_______15-13=_______15-12=_______

16-4=_______9-6=_______16-13=_______18-5=_______

2+2+15=_______3+17-4=_______19-16+17=_______14-2-8=_______