资源描述
20以内进退位加减法一步计算
20以内进退位加减法
班级:学号:姓名:
16- () =3
14-11 =
19- () =4
8+( )=13
()-12=7
()-8=10
7+4=
()-3=17
11- () =3
12-12=
15-15=
13-6=
()-9=4
14- () =13
12-( )=9
14-13=
19- () =6
8+( )=15
()-13=1
()+6=15
7+6=
()-4=7
11- () =5
11-2=
()+6=12
13-8=
()-9=6
13- () =1
13-( )=3
17- () =10
19- () =8
8+( )=17
()-13=3
()+7=11
()-7=12
()-4=9
11- () =7
11-4=
()+6=14
()-3=9
()-9=8
13- () =3
13-( )=5
17- () =12
13-12=
9+( )=12
()-13=5
()+7=13
()-8=2
8+4=
11- () =9
11-6=
()+5=11
()-3=11
12-4=
13- () =5
13-( )=7
17- () =14
14-5=
20- ( ) =18
()-13=7
()+7=15
()-8=4
8+6=
()-3=11
11-8=
()+5=13
()-2=9
12-6=
18-( )=8
13-( )=9
17- () =16
14-7=
20- ( ) =20
7+( )=16
()+7=17
()-8=6
8+8=
()-3=13
3+ () =11
()+4=11
15-11 =
12-8=
18-( )=10
14- () =9
16- ( ) =1
14-9=
19- () =2
8+( )=11
()-12=5
()-8=8
8+10=
()-3=15
2+ ( ) =11
12-10=
15-13=
13-4=
()-9=2
14- () =11
12-( )=7
14-11 =
19- () =4
8+( )=13
()-12=7
()+6=13
7+4=
()-3=17
11- () =3
12-12=
()+7=16
20以内进退位加减法
班级:
学号:
姓名:
7+ () =15
17- () =2
()-3=11
13- () =7
7+10=
18-8=
17- () =9
14- () =5
()-8=2
()-9=8
()-5=12
15-()=14
()+4=14
11-9=
()-13=3
12- () =3
()-10=4
()-6=7
8+ () =18
()+6=12
()+8=17
16-9=
()-19=1
13-13=
13-8=
14-1 =
11-2=
8+ () =14
18- () =12
()-2=15
19- () =5
10-2=
16-6=
15- () =6
15-()=12
11-()=2
16- () =2
()-4=16
15- () =6
3+9=
12- () =6
8+9=
13- () =8
()-9=7
()-7=7
()-7=5
18- () =9
()+7=16
14-8=
()-16=2
11-()=8
()-12=2
()-2=8
9+()=13
9+()=14
9+ () =18
()+8=16
20- () =17
11-5=
15-7=
13-4=
12-9=
5+ () =13
17- () =11
()-4=8
18- () =3
()-1=18
11- () =7
9+9=
14-()=14
13- () =6
15-()=3
()-6=9
16- () =13
()+6=14
14- () =6
5+7=
12- () =12
()-1 仁 3
()-4=7
()-8=10
()-8=7
()+9=19
()+9=16
20- () =9
13-4=
()-14=4
14-10=
11-11 =
7+()=16
8+ () =11
()+4=11
19-()=14
()-1=10
18-9=
12-8=
14-7=
12- () =4
16-()=11
()-5=13
对了()题
用了()分()秒
17- () =2
()-3=11
13-( )=7
7+10=
12- () =4
17- () =9
14- () =5
()-8=2
()-9=8
()+9=11
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
5+ () =11
8+3=
()+7=14
9+( )=15
15-13=
14-10=
14-( )=5
()-8=10
13-3=
()-2=9
()-1=9
()-6=4
()-1 仁 2
20- ( ) =12
17- () =10
18- ( ) =16
14- () =5
12-6=
()+4=11
12- ( ) =8
11- () =3
7+6=
()+9=11
11-7=
18-9=
15-12=
15-( )=7
()-7=12
12-1 =
()-3=8
()-2=8
()-7=3
()-12=4
19- () =3
16- () =4
17- () =9
13- () =2
14-6=
9+ () =16
14- () =8
12- () =7
5+6=
9+( )=13
12-8=
11-( )=10
18-8=
16-( )=8
()-5=10
12-12=
()-4=7
()-3=7
()-8=2
()-13=7
19- () =14
16- () =15
16- () =3
13- () =13
17-8=
7+ () =12
13- () =6
14- () =7
2+9=
8+( )=15
13-9=
13-( )=4
11-( )=9
17-( )=10
()-2=10
11-11 =
()-5=6
()-4=6
()-9=1
()-15=5
18- ( ) =6
15- () =10
16- () =14
12- ( ) =11
()+8=11
5+ () =12
8+4=
17- () =9
()+5=14
8+( )=11
14-11 =
14-( )=6
13-( )=3
()-9=8
14-6=
()-1=10
()-6=5
()-5=5
()-10=1
20- ( ) =1
18- () =17
14- () =6
15- () =9
11-2=
()+7=15
11- () =4
7+7=
8+3=
()+7=14
9+( )=15
15-13=
15-( )=8
14-( )=5
()-8=10
13-3=
()-2=9
()-7=4
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
17- () =2
18- ( ) =10
19- () =19
19- () =9
20- () =19
15-10=
14-9=
13-8=
12-8=
11-8=
17- () =1
18- () =9
19- () =18
19- () =8
20- ( ) =18
15-9=
14-8=
13-7=
12-7=
11-7=
18- ( ) =18
18- ( ) =8
19- () =17
19- () =7
20- () =17
15-8=
14-7=
13-6=
12-6=
11-6=
18- () =17
18- () =7
19- () =16
19- () =6
20- ( ) =16
15-7=
14-6=
13-5=
12-5=
11-5=
18- ( ) =16
18- ( ) =6
19- () =15
19- () =5
20- () =15
15-6=
14-5=
13-4=
12-4=
11-4=
18- () =15
18- () =5
19- () =14
19- () =4
20- () =14
15-5=
14-4=
13-3=
12-3=
11-3=
18- () =14
18- () =4
19- () =13
19- () =3
20- () =13
14-13=
13-12=
12-12=
12-2=
11-2=
18- () =13
18- () =3
19- () =12
19- () =2
20- ( ) =12
14-12=
13-11 =
12-11 =
11-11 =
11-1 =
18- ( ) =12
18- ( ) =2
19- () =11
19- () =1
20- ( ) =11
14-11 =
13-10=
12-10=
11-10=
9+( )=19
18- ( ) =11
18- ( ) =1
19- () =10
20- ( ) =20
20- ( ) =10
14-10=
13-9=
12-9=
11-9=
9+( )=18
18- ( ) =10
19- () =19
19- () =9
20- () =19
20- () =9
14-9=
13-8=
12-8=
11-8=
9+( )=17
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
7+( )=17
9+10=
14-( )=4
9+( )=13
7+4=
()+6=12
()-8=2
14-13=
()+7=16
()-7=3
9+7=
13-( )=10
8+( )=17
8+9=
14-( )=11
()-9=8
14-10=
()+7=13
()-8=9
15-11 =
13-( )=7
8+( )=14
8+6=
14-( )=8
9+( )=17
14-7=
()+6=16
()-8=6
15-8=
()+8=13
8+( )=11
8+3=
14-( )=5
9+( )=14
7+5=
()+6=13
()-8=3
15-5=
()+7=17
()-7=4
9+8=
13-( )=11
9+( )=11
8+10=
14-( )=12
()-9=9
14-11 =
()+7=14
()-8=10
15-12=
13-( )=8
8+( )=15
8+7=
14-( )=9
9+( )=18
14-8=
()+7=11
()-8=7
15-9=
()+8=14
8+( )=12
8+4=
14-( )=6
9+( )=15
7+6=
()+6=14
()-8=4
15-6=
()+8=11
()-7=5
9+9=
13-( )=12
9+( )=12
7+3=
14-( )=13
()-9=10
14-12=
()+7=15
()-8=11
15-13=
13-( )=9
8+( )=16
8+8=
14-( )=10
9+( )=19
14-9=
()+7=12
()-8=8
15-10=
()+8=15
8+( )=13
8+5=
14-( )=7
9+( )=16
7+7=
()+6=15
()-8=5
15-7=
()+8=12
()-7=6
9+10=
14-( )=4
9+( )=13
7+4=
15-( )=5
()-8=2
14-13=
()+7=16
()-7=3
15-14=
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
12-12=
8+4=
17-9=
()+4=12
14-( )=7
13-( )=12
()+9=16
18-( )=9
9+( )=13
()-6=10
()-6=6
13-7=
8+9=
11-( )=1
()+5=13
()+4=13
14-( )=8
9+( )=12
()-9=4
9+( )=18
9+( )=14
()-5=6
13-12=
7+6=
11-( )=6
11-( )=2
()+5=14
14-( )=13
9+( )=17
()-9=9
()-9=5
9+( )=19
()-4=7
14-8=
6+5=
7+7=
11-( )=7
()+6=14
15-( )=9
8+( )=13
9+( )=18
()-9=10
11-5=
()-3=9
14-13=
14-9=
6+6=
12-( )=3
()+7=13
15-( )=14
15-( )=10
8+( )=14
()-8=6
11-10=
()-2=10
()-3=10
15-5=
5+6=
12-( )=8
()+8=11
()+7=14
15-( )=15
7+( )=11
()-8=11
12-5=
11-11 =
15-11 =
15-10=
4+7=
13-( )=5
12-( )=9
()+8=12
16-( )=10
7+( )=16
()-7=7
()-7=3
12-6=
9+6=
16-6=
3+9=
4+8=
13-( )=6
()+8=17
16-( )=15
8+( )=14
7+( )=17
()-7=8
12-11 =
8+3=
17-8=
16-7=
2+9=
13-( )=11
()+9=15
18-( )=8
17-( )=7
8+( )=15
()-6=5
13-6=
8+8=
8+4=
17-9=
()+4=12
14-( )=7
9+( )=11
()+9=16
18-( )=9
9+( )=13
()-6=10
13-11 =
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
8+( )=15
8+( )=13
8+( )=11
7+( )=16
7+( )=14
12-( )=9
12-( )=7
12-( )=5
12-( )=3
11-( )=10
()-4=8
()-5=10
()-5=8
()-5=6
()-6=9
()+9=17
()+9=15
()+9=13
()+9=11
()+8=16
15-12=
15-10=
15-8=
15-6=
14-13=
()-8=3
()-9=10
()-9=8
()-9=6
()-9=4
()+5=11
()+4=13
()+4=11
()+3=12
2+9=
12-9=
12-7=
12-5=
12-3=
11-11 =
15-( )=13
15-( )=11
15-( )=9
15-( )=7
15-( )=5
7+5=
7+3=
8+9=
8+7=
8+5=
8+( )=14
8+( )=12
7+( )=17
7+( )=15
7+( )=13
12-( )=8
12-( )=6
12-( )=4
12-( )=2
11-( )=9
()-4=7
()-5=9
()-5=7
()-6=10
()-6=8
()+9=16
()+9=14
()+9=12
()+8=17
()+8=15
15-11 =
15-9=
15-7=
15-5=
14-12=
()-8=2
()-9=9
()-9=7
()-9=5
()-9=3
()+4=14
()+4=12
()+3=13
()+3=11
3+9=
12-8=
12-6=
12-4=
12-2=
11-10=
15-( )=12
15-( )=10
15-( )=8
15-( )=6
14-( )=13
7+4=
8+10=
8+8=
8+6=
8+4=
8+( )=13
8+( )=11
7+( )=16
7+( )=14
7+( )=12
12-( )=7
12-( )=5
12-( )=3
11-( )=10
11-( )=8
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
9+( )=16
7+( )=11
()+9=18
()+7=13
()+3=12
()+8=16
()+5=15
5+10=
8+10=
()-2=9
6+6=
9+9=
()-4=7
()-7=5
()-9=4
()-6=7
()-8=5
17-( )=8
15-( )=8
13-( )=7
16-( )=8
14-( )=8
12-( )=6
17-9=
14-11 =
11-( )=6
15-12=
13-11 =
12-2=
9+( )=12
12-12=
11-3=
7+( )=17
9+( )=15
()+8=12
8+( )=16
()+9=15
()+6=16
3+9=
7+8=
()+5=12
5+7=
8+7=
()-3=10
()-7=11
9+6=
()-5=8
()-8=11
()-9=1
15-( )=14
()-8=2
16-( )=14
15-( )=5
13-( )=4
11-( )=2
14-( )=5
12-( )=3
16-9=
14-8=
12-8=
15-9=
13-8=
11-9=
8+( )=16
8+( )=12
9+( )=19
7+( )=14
9+( )=12
()+7=16
()+4=12
()+9=12
()+6=13
4+9=
7+5=
9+2=
6+9=
8+4=
()-4=10
()-7=8
()-9=7
()-6=10
()-8=8
18-( )=8
15-( )=11
13-( )=10
16-( )=11
14-( )=11
12-( )=9
18-9=
15-5=
11-( )=9
16-6=
14-5=
12-5=
9+( )=15
13-5=
11-6=
8+( )=13
9+( )=18
()+8=15
7+( )=11
()+9=18
()+7=13
()+3=12
6+5=
()+5=15
5+10=
8+10=
()-2=9
()-6=6
对了()题用了()分()秒
20以内进退位加减法
班级:
学号:
姓名:
15-12=
14-( )=4
()-9=6
()-3=11
4+9=
4+8=
()+9=16
9+( )=19
15-5=
13-( )=6
13-( )=5
18-( )=8
()-5=10
6+10=
()+8=16
()+8=15
9+( )=11
14-6=
12-( )=6
16-( )=13
16-( )=12
()-6=7
7+8=
()+7=15
8+( )=11
7+( )=17
13-7=
11-( )=7
15-( )=15
()-7=8
()-7=7
8+8=
()+6=13
8+( )=18
12-10=
12-9=
18-9=
15-( )=7
()-8=9
9+9=
9+8=
()+4=14
9+( )=19
12-2=
16-8=
16-7=
14-( )=8
()-9=10
15-11 =
2+9=
3+9=
9+( )=11
11-4=
15-9=
13-( )=10
13-( )=9
()-9=2
()-4=10
5+9=
()+9=13
()+9=12
9+( )=15
14-10=
12-( )=10
17-( )=8
17-( )=7
()-5=6
6+6=
()+8=12
8+( )=15
8+( )=14
13-11 =
12-( )=2
16-( )=9
()-7=12
()-7=11
7+4=
()+7=11
7+( )=14
13-4=
13-3=
11-( )=3
15-( )=11
()-7=4
8+5=
8+4=
()+5=14
8+( )=14
12-6=
17-9=
17-8=
14-( )=12
()-8=5
9+5=
()+4=11
()+3=13
9+( )=15
11-8=
15-13=
14-( )=5
14-( )=4
()-9=6
()-3=11
4+9=
()+9=17
()+9=16
9+( )=19
15-5=
13-( )=6
18-( )=9
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
6+10=
9+( )=16
13-5=
13-( )=4
()-8=4
()+9=15
12-5=
12-( )=2
()-9=3
9+10=
11-5=
11-( )=1
16-( )=15
()-2=10
()+6=13
16-7=
15-( )=15
()-4=7
()+4=12
7+( )=16
15-( )=5
()-6=6
4+8=
8+( )=14
13-12=
()-7=4
6+7=
9+( )=13
12-12=
12-( )=9
7+3=
()+9=12
12-2=
11-( )=8
18-( )=10
()+7=16
11-2=
18-8=
16-( )=12
()-3=11
9+( )=11
15-13=
15-( )=12
()-5=8
()+3=12
14-12=
14-( )=11
()-7=11
5+9=
8+( )=11
13-( )=10
()-8=10
7+10=
()+9=19
12-9=
()-9=9
8+8=
()+8=16
11-9=
11-( )=5
9+6=
()+7=13
9+( )=18
17-8=
16-( )=9
()+5=14
8+( )=15
15-10=
15-( )=9
()-6=10
7+( )=12
14-9=
14-( )=8
()-7=8
5+6=
13-8=
13-( )=7
()-8=7
7+7=
()+9=16
12-( )=5
()-9=6
8+5=
()+8=13
11-6=
17-( )=9
9+3=
()+6=16
9+( )=15
16-8=
()-4=10
()+5=11
8+( )=12
15-7=
15-( )=6
3+8=
8+( )=17
14-6=
14-( )=5
()-7=5
9+( )=16
13-5=
13-( )=4
()-8=4
7+4=
12-5=
12-( )=2
()-9=3
9+10=
()+7=17
对了()题用了()分()秒
20以内进退位加减法
班级:学号:姓名:
15-7=
12-9=
9+( )=12
9+( )=17
()+7=14
12-3=
8+( )=13
9+( )=11
()+6=14
5+7=
7+( )=14
()+9=14
()+5=13
6+6=
9+2=
()+8=15
()+4=11
7+6=
()-3=10
()-7=4
3+8=
8+8=
()-4=7
()-8=7
16-( )=12
9+10=
()-6=10
()-9=10
16-( )=6
13-( )=8
()-7=12
()-9=4
15-( )=10
12-( )=10
16-9=
18-( )=8
14-( )=13
12-( )=4
15-12=
13-4=
14-( )=7
11-( )=7
15-6=
12-8=
9+( )=11
11-( )=1
14-9=
12-2=
8+( )=12
()+9=19
13-12=
11-6=
7+( )=13
()+9=13
()+5=12
9+( )=19
8+( )=15
()+8=14
()+3=13
7+5=
9+( )=18
()+7=15
4+10=
8+7=
()-5=10
()+6=15
5+8=
9+9=
()-6=9
()-9=9
6+7=
9+3=
()-7=11
()-9=3
15-( )=9
()-3=11
()-7=5
17-( )=10
14-( )=12
12-( )=3
()-8=8
16-( )=13
14-( )=6
11-( )=6
15-5=
16-( )=7
13-( )=9
18-10=
14-8=
11-11 =
13-( )=3
17-7=
13-11 =
11-5=
7+( )=12
15-13=
13-5=
9+( )=18
8+( )=14
()+8=13
12-9=
9+( )=12
9+( )=17
()+7=14
4+9=
8+( )=13
9+( )=11
()+6=14
5+7=
9+8=
对了()题用了()分()秒
20以内进退位加减法
班级:____^^学号::姓名::^
9+8=
()+9=18
14-6=
15-( )=13
9+5=
11-( )=8
()-8=8
4+10=
9+( )=11
11-( )=5
()+9=11
13-8=
15-( )=6
()-2=8
()+8=15
()-9=10
5+7=
8+( )=11
18-8=
()-9=7
12-11 =
14-( )=8
()-4=8
()+7=15
12-8=
6+5=
7+( )=11
16-7=
18-( )=10
7+8=
13-( )=10
()-6=10
()+6=14
11-11 =
13-( )=7
8+( )=12
15-9=
16-( )=15
8+9=
9+( )=18
()-7=11
()+5=12
11-4=
12-( )=8
()-7=8
14-11 =
16-( )=8
9+10=
9+( )=11
14-8=
()+3=12
9+( )=16
11-( )=10
()-8=10
3+9=
15-( )=11
9+3=
()+9=13
13-10=
15-( )=8
8+( )=16
11-( )=3
()-8=3
5+9=
8+( )=13
()-3=10
()+8=13
13-3=
14-( )=10
()-4=10
17-9=
()-9=5
6+7=
7+( )=13
16-9=
()+7=13
12-6=
13-( )=12
()-5=7
()+6=16
18-( )=8
7+6=
8+( )=14
15-11 =
17-( )=8
11-9=
13-( )=5
()-6=5
()+5=14
11-6=
8+7=
9+( )=16
14-13=
16-( )=10
8+4=
12-( )=6
()-7=6
()+4=11
9+( )=18
12-( )=3
()+9=18
14-6=
15-( )=13
9+5=
()+9=15
()-8=8
4+10=
9+( )=11
11-( )=5
()-8=5
对了()题用了()分()秒
20以内进退位加减法
班级:
学号:
姓名:
15-9=
14-( )=8
()-8=8
8+7=
()+7=13
7+5=
()+8=12
9+( )=15
15-8=
14-( )=7
15-14=
14-( )=13
()-7=4
7+4=
()+8=11
7+10=
()+8=17
11-1 =
15-13=
14-( )=12
17-7=
15-( )=9
()-7=9
7+9=
()+8=16
6+9=
()+9=15
11-6=
16-9=
15-( )=8
18-9=
15-( )=14
()-6=6
6+8=
()+9=14
5+9=
9+( )=11
11-11 =
18-8=
15-( )=13
11-( )=4
16-( )=9
()-5=6
5+8=
()+9=19
4+10=
9+( )=16
12-6=
11-( )=3
16-( )=8
11-( )=9
16-( )=14
()-4=7
4+9=
9+( )=15
()+3=12
8+( )=12
12-11 =
11-( )=8
16-( )=13
12-( )=5
17-( )=10
()-3=9
()+3=11
8+( )=11
()+4=14
8+( )=17
13-6=
12-( )=4
17-( )=9
12-( )=10
()-9=2
()-2=10
()+4=13
8+( )=16
()+5=15
7+( )=14
13-11 =
12-( )=9
()-9=1
13-( )=7
()-9=7
9+5=
()+5=14
7+( )=13
()+6=15
8+( )=12
14-7=
13-( )=6
()-9=6
13-( )=12
()-8=3
9+10=
()+6=14
8+( )=11
()+7=14
8+( )=17
14-12=
13-( )=11
()-8=2
14-( )=8
()-8=8
8+7=
()+7=13
8+( )=16
()+8=12
9+( )=15
15-8=
14-( )=7
()-8=7
20以内进退位加减法
班级:
学号:
姓名:
()-4=7
()-7=3
18-( )=10
15-( )=11
13-( )=8
5+8=
8+6=
()-4=10
()-7=6
()-9=3
()+9=14
()+6=13
4+7=
8+9=
()-3=10
9+( )=19
7+( )=12
()+9=17
()+6=16
4+10=
15-7=
13-4=
11-3=
7+( )=15
9+( )=11
13-( )=10
11-( )=6
15-10=
13-7=
11-6=
()-9=5
16-( )=6
14-( )=4
11-( )=9
15-13=
()-2=8
()-7=11
()-9=8
16-( )=9
14-( )=7
3+9=
7+6=
15-11 =
()-6=6
()-8=2
9+( )=13
()+7=15
()+3=12
7+9=
9+4=
11-8=
8+( )=13
9+( )=16
()+8=11
()+4=12
16-6=
13-12=
11-11 =
8+( )=16
9+( )=19
14-( )=9
12-( )=5
16-9=
14-6=
12-4=
()-8=4
16-( )=14
14-( )=12
12-( )=8
17-9=
9+6=
()-5=6
()-8=7
17-( )=8
15-( )=6
()+4=14
6+8=
9+9=
()-5=9
()-8=10
8+( )=12
()+8=16
()+5=13
5+6=
8+4=
12-6=
9+( )=14
8+( )=15
()+9=12
()+6=11
18-8=
14-11 =
12-9=
9+( )=17
8+( )=18
15-( )=8
13-( )=5
11-( )=1
15-5=
12-12=
对了()题
用了()分()秒
()-7=3
18-( )=10
15-( )=11
13-( )=8
11-( )=4
8+6=
()-4=10
()-7=6
()-9=3
15-( )=14
对了()题用了()分()秒
20以内进退位加减法
班级:
学号:
姓名:
()-6=8
9+( )=15
11-( )=10
()-2=9
7+( )=15
15-( )=10
5+7=
12-7=
17-( )=8
()+4=14
15-14=
()-7=12
9+( )=11
11-( )=6
()-3=9
9+( )=15
15-( )=6
6+8=
12-3=
16-( )=13
()+7=13
15-10=
()-7=8
()+9=16
11-( )=2
9+9=
9+( )=11
14-( )=11
7+10=
11-9=
()-9=5
()+6=15
15-6=
()-7=4
()+9=12
12-( )=7
9+5=
8+( )=14
14-( )=7
7+6=
13-3=
()-9=1
()+6=11
14-11 =
()-8=9
9+( )=17
12-( )=3
15-11 =
7+( )=17
13-( )=12
5+9=
12-9=
17-( )=10
()+5=12
14-7=
()-6=6
9+( )=13
11-( )=8
()-3=11
7+( )=13
15-( )=8
6+10=
12-5=
16-( )=15
()+4=12
15-12=
()-7=10
()+9=18
11-( )=4
()-4=10
9+( )=13
14-( )=13
6+6=
11-11 =
16-( )=11
()+7=11
15-8=
()-7=6
()+9=14
18-10=
9+7=
8+( )=16
14-( )=9
7+8=
11-7=
()-9=3
()+6=13
14-13=
(
展开阅读全文