一年级数学上册口算练习72份.doc

(1)
1+1=
2+1=
3+1=
4+1=
2+2=
3+2=
(2)
1+2=
1+3=
2+3=
1+4=
1+1=
2-1=
(3)
4-2=
3-1=
5-3=
4-3=
3-2=
5-4=
(4)
4-1=
5-1=
1-1=
2-2=
3-3=
4-4=
(5)
5-5=
1+0=
5+0=
0+2=
0+4=
3-0=
(6)
5-0=
2-0=
1+1=
2+2=
3+0=
4+1=
(7)
2-0=
4-3=
5-2=
3-1=
2+3=
2-2=
(8)
5+1=
1+5=
6-1=
6-5=
4+2=
2+4=
(9)
6-2=
6-4=
3+3=
6-3=
6+1=
1+6=
(10)
7-1=
7-6=
5+2=
2+5=
7-2=
7-5=
(11)
4+3=
3+4=
7-3=
7-4=
0+6=
1+6=
(12)
2+4=
5+1=
4+3=
7-0=
4-3=
7-2=
(13)
6-1=
5+2=
3+3=
7-5=
7+1=
8-1=
(14)
8-7=
6+2=
8-2=
8-6=
3+5=
8-5=
(15)
4+4=
8-4=
8-3=
2+6=
8+1=
9-1=
(16)
9-8=
7+2=
9-2=
9-7=
6+3=
9-6=
(17)
9-3=
4+5=
9-4=
9-5=
6+3=
7-5=
(18)
9-3=
5+3=
2+7=
1+7=
9-1=
8-5=
(19)
9-9=
6-1=
5+4=
8+0=
8+2=
10-4=
(20)
10-0=
3+6=
10-0=
5+5=
10-1=
6+4=
(21)
10-7=
10-10=
7+3=
0+10=
5-5=
8+2=
(22)
8-2=
4+6=
10-8=
7+3=
10-9=
6+4=
(23)
10-3=
5+5=
10-0=
3+5=
2+3+3=
4+1+5=
(24)
3+4+3=
2+6+1=
0+5+2=
7+0+3=
1+8+1=
1+4+4=
(25)
7+1+2=
2+6+2=
6+1+0=
0+8+2=
4+2+3=
5+0+3=
(26)
4+4+1=
5+2+0=
4-1-2=
9-3-0=
7-2-3=
10-5-5=
(27)
10-2-6=
8-2-5=
9-0-7=
8-4-3=
2+7-6=
7-5+3=
(28)
4+2-0=
8-5+6=
2+5+2=
7+3-8=
2+6-3=
10-4+5=
(29)
7-3+2=
4+0+6=
10-7+5=
3+4-5=
8-6+5=
6+1+3=
(30)
4+2-0=
1+6-7=
10+2=
17-10=
11-10=
5+10=
(31)
18-8=
12-10=
10+9=
10+10=
15-5=
10+8