小学一年级数学乐园
1、口算
5-2= 4-4= 5-4= 4+0= 1+3=
2+3= 5-1= 0+0= 2-2= 4-2=
4-3= 2-1= 1+1= 4+1= 2+2=
3-1= 5-3= 0+1= 5-1= 3-0=
2、先算一算,再比一比
5+0○4 4-1○3 3○4-4
5○1+4 0+0○0-0 1+1○2+2
3、按要求画
4、看图填空
□+□=□ □+□=□
□-□=□ □○□=□
□○□=□ □-□=□
□-□=□ □-□=□
5、照样子填一填
100□-□=□ □-□=□
78□-□=□ □-□=□
238□-□=□ □-□=□
28□-□=□ □-□=□
138□-□=□ □-□=□
68□-□=□ □-□=□
138□-□=□ □-□=□
28□-□=□ □-□=□
8□-□=□ □-□=□
38□-□=□ □-□=□
28□-□=□ □-□=□
38□-□=□ □-□=□
38□-□=□ □-□=□
38□-□=□ □-□=□
28□-□=□ □-□=□