小学一年级数学 20以内口算.doc

20以内加减法练习（一）
4+7=
8+3=
9+4=
5+8=
9+3=
16-7=
6+9=
17-8=
9+4=
8+5=
3+8=
13-6=
8+4=
6+7=
12-8=
15-6=
6+8=
14-9=
8+6=
4+7=
5+9=
2+9=
12-8=
6+7=
5+7=
4+8=
4+8=
7+8=
5+9=
16-9=
7+6=
8+5=
15-8=
13-6=
5+6=
9+3=
15-8=
6+6=
2+9=
7+9=
9+5=
4+8=
3+9=
15-7=
18-9=
17-8=
4+7=
11-5=
13-5=
5+8=
8+5=
9+8=
17-9=
9+2=
15-9=
7+8=
8+7=
3+9=
14-5=
13-7=
9+2=
14-7=
9+9=
16-7=
8+5=
9+7=
5+8=
14-5=
5+7=
8+9=
7+6=
9+5=
9+5=
12-5=
12-9=
17-9=
9+9=
16-8=
11-7=
6+9=
( )+5=13
( )+7=15
20-( )=9
15-( )=6
17-( )=8
( )-7=5
15-( )=6
11-( )=3
( )+6=15
( )+8=14
17-( )=9
20-( )=9
6+( )=15
2+( )=11
15-( )=8
( )-6=6
( )+8=17
17-( )=9
15-( )=7
8+( )=15

20以内加减法练习（二）
8+6=
15-6=
7+5=
5+9=
16-8=
15-8=
5+9=
5+9=
5+7=
16-7=
5+9=
2+9=
14-8=
16-9=
8+9=
7+8=
8+6=
13-8=
4+9=
7+8=
11-5=
8+7=
11-5=
8+7=
11-5=
3+8=
16-8=
3+8=
16-8=
3+8=
6+5=
13-8=
6+5=
13-8=
6+5=
3+8=
8+6=
4+7=
8+7=
4+8=
14-8=
7+5=
8+4=
15-9=
3+9=
15-6=
9+3=
7+9=
8+9=
8+5=
6+8=
5+7=
16-9=
4+8=
9+5=
5+9=
16-9=
14-8=
6+7=
4+9=
6+9=
18-9=
11-6=
16-7=
7+8=
3+8=
11-8=
7+9=
9+6=
6+7=
18-9=
8+6=
5+6=
4+9=
5+9=
6+7=
3+8=
11-8=
4+7=
7+8=
15-( )=8
( )+8=13
( )+8=15
15-( )=8
( )+7=16
8+( )=17
( )-9=4
15-( )=9
8+( )=13
8+( )=17
13-( )=8
6+( )=14
8+( )=12
( )+6=11
16-( )=9
8+( )=17
5+( )=13
15-( )=6
17-( )=9
6+( )=15

20以内加减法练习（三）
9+3=
5+8=
9+3=
15-8=
5+9=
5+7=
9+4=
8+5=
11-5=
8+7=
16-9=
6+7=
12-8=
5+8=
16-8=
18-9=
8+6=
4+7=
6+5=
13-8=
11-8=
4+7=
5+7=
12-8=
14-9=
8+6=
5+9=
16-9=
16-8=
2+9=
3+8=
8+4=
17-8=
8+7=
8+5=
5+9=
7+9=
8+4=
20-9=
7+6=
5+7=
16-9=
14-9=
15-8=
15-8=
16-7=
14-8=
12-8=
6+5=
15-6=
4+9=
11-6=
7+8=
9+4=
8+7=
11-7=
15-8=
13-8=
3+8=
6+7=
12-8=
6+8=
15-9=
2+9=
8+3=
5+6=
7+6=
6+8=
8+6=
7+6=
8+7=
5+9=
8+7=
4+7=
12-8=
15-9=
16-9=
4+9=
8+6=
13-9=
8+( )=12
12-( )=5
18-( )=9
8+( )=13
15-( )=8
9+( )=17
( )-9=8
17-( )=9
8+( )=17
( )+9=11
15-( )=8
6+( )=15
9+( )=12
( )+6=15
14-( )=8
8+( )=11
5+( )=11
13-( )=6
18-( )=9
8+( )=17

20以内加减法练习（四）
5+9=
2+9=
11-5=
8+7=
15-6=
4+8=
7+8=
3+8=
16-8=
8+9=
7+6=
8+5=
6+5=
13-8=
5+6=
9+3=
15-8=
16-8=
14-9=
15-8=
11-5=
8+7=
11-5=
8+7=
11-5=
3+8=
16-8=
3+8=
16-8=
3+8=
6+5=
13-8=
6+5=
11-8=
6+5=
20-4=
17-8=
4+7=
4+8=
16-9=
16-7=
13-5=
9+7=
13-8=
8+6=
3+9=
12-8=
16-7=
13-7=
9+7=
8+9=
11-9=
13-8=
11-8=
16-7=
13-8=
15-7=
2+9=
13-9=
13-8=
13-7=
13-8=
3+8=
9+7=
14-9=
2+9=
3+9=
6+7=
16-8=
8+3=
8+3=
4+9=
16-8=
14-8=
11-9=
5+8=
16-9=
5+9=
3+8=
15-8=
15-( )=6
( )+9=13
( )+6=11
13-( )=6
( )+7=16
( )-9=5
11-( )=6
11-( )=4
( )+6=15
( )+8=17
12-( )=9
20-( )=11
6+( )=13
8+( )=17
15-( )=7
( )-6=8
( )+9=17
15-( )=9
13-( )=7
8+( )=13

20以内加减法练习（五）
13-8=
4+9=
16-9=
13-8=
6+9=
5+9=
5+8=
8+5=
20-8=
12-8=
8+6=
3+7=
3+9=
11-9=
13-5=
11-8=
16-8=
8+7=
5+6=
11-6=
2+9=
3+9=
11-8=
5+7=
3+9=
13-8=
8+4=
11-9=
8+9=
8+4=
15-9=
11-7=
12-3=
3+8=
2+9=
14-6=
15-8=
8+5=
4+7=
9+7=
13-8=
4+8=
6+7=
5+6=
17-8=
8+9=
15-8=
13-8=
5+8=
8+3=
8+6=
4+8=
17-9=
13-8=
14-9=
13-8=
2+9=
9+7=
11-7=
16-8=
15-8=
8+7=
5+9=
5+7=
8+3=
7+4=
3+9=
7+9=
8+5=
13-7=
9+6=
8+9=
11-3=
11-7=
12-8=
8+5=
11-8=
12-7=
7+6=
3+8=
11-( )=6
( )+7=13
( )+6=14
14-( )=6
( )+7=12
( )-8=5
13-( )=6
12-( )=4
( )+6=11
( )+9=16
13-( )=7
15-( )=8
6+( )=15
8+( )=12
11-( )=2
( )-8=5
( )+9=13
15-( )=7
11-( )=7
6+( )=15

20以内加减法练习（六）
8+3=
6+7=
15-9=
11-7=
12-5=
6+8=
9+5=
14-6=
15-8=
15-7=
3+9=
15-8=
13-8=
4+8=
15-9=
15-8=
16-9=
8+9=
15-8=
8+3=
13-8=
17-9=
8+6=
4+8=
2+9=
15-7=
8+3=
13-8=
6+5=
3+9=
2+9=
5+9=
4+8=
16-7=
13-4=
9+6=
14-8=
13-8=
8+6=
8+4=
13-8=
8+6=
13-7=
9+7=
7+6=
11-8=
16-8=
11-8=
16-7=
8+9=
5+9=
13-8=
13-9=
13-8=
16-8=
3+8=
11-7=
11-5=
8+7=
15-6=
12-8=
8+9=
3+8=
16-8=
8+9=
15-8=
13-8=
6+5=
13-8=
5+6=
4+9=
4+8=
16-8=
14-9=
11-8=
18-9=
6+8=
11-5=
8+7=
11-5=
7+( )=11
13-( )=5
13-( )=9
5+( )=13
13-( )=8
9+( )=13
( )-4=8
16-( )=9
6+( )=11
( )+9=13
11-( )=8
7+( )=15
7+( )=12
( )+6=13
14-( )=5
5+( )=11
5+( )=13
15-( )=8
16-( )=9
7+( )=13

20以内加减法练习（七）
3+9=
12-8=
16-7=
16-8=
3+8=
8+9=
11-9=
13-8=
13-8=
6+5=
13-8=
15-7=
2+9=
4+8=
16-7=
13-7=
13-8=
3+8=
13-8=
8+6=
2+9=
3+9=
6+7=
13-7=
9+7=
8+4=
13-7=
5+9=
11-8=
16-7=
3+8=
16-8=
3+8=
16-8=
3+8=
6+5=
13-8=
6+5=
13-8=
6+5=
20-4=
17-8=
4+7=
4+8=
16-9=
16-7=
13-5=
9+7=
13-8=
8+6=
3+9=
12-8=
16-7=
13-7=
9+7=
8+9=
11-9=
13-8=
11-8=
16-7=
15-6=
7+8=
13-5=
4+9=
7+5=
13-8=
2+9=
8+9=
9+3=
13-7=
5+9=
20-8=
7+4=
4+8=
18-9=
5+6=
13-8=
8+6=
7+9=
11-8=
17-( )=8
( )+6=11
( )+8=13
14-( )=5
( )+7=13
( )-8=7
13-( )=6
11-( )=8
( )+6=15
( )+9=17
11-( )=3
11-( )=5
6+( )=13
8+( )=17
11-( )=5
( )-5=8
( )+8=11
15-( )=6
11-( )=9
6+( )=15

20以内加减法练习（八）
7+8=
16-9=
8+9=
13-8=
4+8=
5+9=
17-9=
8+6=
8+9=
15-8=
16-8=
8+3=
13-8=
8+6=
4+8=
13-8=
5+9=
4+8=
13-8=
6+5=
3+9=
14-8=
13-8=
4+8=
16-7=
7+9=
8+6=
13-7=
13-8=
8+6=
3+8=
16-8=
11-8=
13-7=
9+7=
13-8=
13-8=
13-9=
11-8=
16-7=
16-7=
20-8=
6+7=
13-9=
13-8=
3+8=
13-5=
8+7=
11-5=
8+7=
11-8=
9+7=
13-8=
3+8=
16-8=
3+8=
6+7=
4+8=
6+5=
13-8=
18-9=
14-8=
9+4=
16-8=
14-9=
4+9=
3+9=
4+7=
11-5=
8+7=
8+7=
5+8=
18-9=
5+8=
11-8=
7+9=
6+7=
20-4=
3+9=
13-9=
13-( )=5
( )+9=13
( )+6=11
14-( )=5
( )+8=11
( )-6=7
17-( )=8
12-( )=8
( )+6=13
( )+8=17
15-( )=8
11-( )=8
9+( )=18
7+( )=13
16-( )=9
( )-7=4
( )+9=18
11-( )=7
17-( )=9
6+( )=15

20以内加减法练习（九）
13-4=
16-9=
8+7=
4+9=
11-8=
11-7=
8+5=
3+8=
7+4=
3+9=
8+9=
3+9=
4+9=
5+9=
7+5=
13-7
8+7=
16-8=
6+7=
8+6=
4+8=
11-8=
13-8=
11-8=
7+4=
6+8=
11-9=
5+7=
15-8=
15-8=
16-8=
12-3=
3+9=
17-8=
14-9=
13-6=
8+5=
8+6=
13-9=
15-8=
4+8=
6+7=
14-7=
3+8=
3+9=
13-8=
13-8=
2+9=
8+5=
8+7=
13-7=
17-9=
7+9=
8+7=
13-4
13-8=
9+7=
13-7=
12-9=
13-5=
3+8=
5+9=
17-8=
13-8=
4+9=
8+9=
7+9=
6+8=
17-9=
8+9=
13-5=
11-3=
17-9=
16-7=
17-8=
3+9=
12-7=
6+7=
6+5=
13-8=
11-( )=6
( )+2=11
( )+8=15
12-( )=7
( )+7=13
( )-7=8
13-( )=8
13-( )=7
( )+8=17
( )+5=12
11-( )=8
15-( )=6
8+( )=15
6+( )=11
11-( )=8
( )-9=3
( )+7=12
13-( )=8
15-( )=7
5+( )=13

20以内加减法练习（十）
16-8=
7+6=
5+7=
7+9=
11-8=
11-8=
8+4=
12-8=
8+4=
6+7=
4+8=
5+8=
7+9=
3+8=
5+8=
13-5=
4+9=
12-6=
7+8=
8+9=
13-7=
8+3=
11-8=
13-8=
11-3=
13-8=
13-8=
3+8=
13-5=
8+6=
2+9=
3+9=
6+7=
16-7=
9+7=
8+4=
13-7=
5+9=
11-8=
16-7=
3+8=
16-8=
3+8=
16-8=
3+8=
6+5=
13-8=
6+5=
13-8=
6+5=
15-9=
11-7=
12-3=
3+8=
2+9=
14-6=
15-8=
8+5=
4+7=
9+7=
13-8=
4+8=
6+7=
5+6=
17-8=
8+9=
15-8=
13-8=
5+8=
8+3=
8+6=
4+8=
17-9=
13-4=
14-9=
5+7=
5+9=
7+9=
8+7=
17-9=
11-( )=6
( )+9=11
( )+5=13
15-( )=6
( )+9=16
( )-8=5
11-( )=4
12-( )=3
( )+6=13
( )+8=13
15-( )=9
5+( )=11
5+( )=13
5+( )=11
12-( )=7
( )-6=5
( )+9=11
13-( )=7
13-( )=7
7+( )=13

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