高级 一年级口算加减法100题 50%三项加减 共10页
比的化简-除夕的习俗
一年级20以内加减法口算100题高级（一）
姓名:时间：
6 + 3
=
16 + 3 =
9 - 6 =
15 - 3 =
11 + 6
=
13 - 8 =
10 + 5 =
10 + ( ) =20
12 – ( ) =3
( ) + 3 =14
6 - 3 + 5 =
7 + 8 - 2 =
6 - 1 - 4 =
3 - 3 + 16 =
5 - 3 - 2 =
15 - 9 + 13 =
12 + 3 - 9 =
17 + 1 - 18 =
12–( ) +2
=11
15 -
9 =
14 + 6 =
13 - 6 =
15 - 4 =
13
+ 5 =
16 + 3 =
14 - 3 =
6 –( ) =3
19 –( ) =16
( ) + 4 =16
9 + 5 + 2 =
13 - 13 + 14 =
8 + 12 - 2 =
4 - 1 - 1
=
14 - 8 - 4 =
11 + 4 - 7 =
15 - 14 -
1 =
11 + 3 + 5 =
5 –( ) – 3 =1
11 + 4
=
7 + 9 =
16 - 9 =
11 - 9 =
10 - 9
=
5 + 7 =
10 - 9 =
5 + ( ) =19
5
+ ( ) =12
9 + ( ) =17
5 - 1 - 1 =
12
- 1 - 2 =
16 + 1 - 10 =
10 + 7 + 3 =
6
- 2 + 16 =
6 - 6 + 2 =
5 - 2 - 1 =
17
- 1 - 12 =
9 –( ) –1 =1
15 - 12 =
5 -
4 =
14 + 5 =
7 - 6 =
18 - 8 =
12 -
6 =
15 - 6 =
15 + ( ) =20
9 –( ) =2
8 –( ) =5
18 - 12 - 4 =
14 - 7 - 4 =
14 - 6 + 5 =
7 + 1 + 12 =
13 + 7 - 2 =
14 + 2 - 15 =
15 + 4 + 1 =
4 - 1 - 1 =
12 –( ) – 2 =7
8 - 5 =
11 + 9 =
5
+ 15 =
12 + 5 =
13 + 4 =
18 - 3 =
11 - 9 =
8 – ( ) =13
14 –( ) =3
16 + ( ) =20
18 - 14 - 4 =
14 + 5 + 1
=
10 - 5 - 3 =
17 + 1 - 10 =
18 - 15 -
2 =
9 + 6 - 8 =
18 - 16 - 2 =
6 + 8 +
4 =
14–4 +( )
=15
14+( ) –11
15 +( ) –8 =8
=5
10 –( ) –3 =3
7–( )+ 13 12–( )+ 3
=20 =11
一年级20以内加减法口算100题高级（二）
姓名:时间：
15 - 10 =
12 - 12 =
7 + 4 =
6 - 6 =
7 + 11 =
6 - 4 =
13 - 11 =
9 –( ) =2
9 +(
)=18
12 + ( ) =18
12 - 3 + 10 =
5 +
10 - 6 =
11 + 5 + 3 =
5 - 4 + 7 =
8 -
5 - 1 =
18 - 6 - 3 =
13 + 1 + 4 =
7 +
10 - 7 =
16 + 3 =
10 - 6 =
12 - 8 =
14 - 12 =
6 - 3 =
7 - 7 =
10 + 8 =
( )- 4 =6
( )+ 5 =14
( ) + 5 =16
12 - 3 + 1 =
13 - 7 + 9 =
17 + 2 + 1 =
18 + 1 - 9 =
12 + 1 + 2 =
8 - 5 + 7 =
12 + 4 + 4 =
17 - 5 + 1 =
13 - 10 =
5 + 14 =
12 + 5 =
12 - 4 =
6 + 3 =
10 + 5 =
14 + 5 =
( )- 11 =2
(
)+ 4 =19
( ) + 7 =16
3 + 14 - 5 =
15
- 15 + 13 =
9 + 7 - 5 =
18 + 1 + 1 =
14 + 4 + 2 =
11 - 6 + 11 =
10 - 7 + 12
=
18 + 1 - 17 =
8 + 11 =
14 - 9 =
11 - 6 =
8 - 8 =
6 + 4 =
9 - 7 =
7 - 5 =
8 + ( )=17
6 + ( )=12
(
)- 7 =3
3 + 6 + 6 =
17 - 11 - 6 =
13 +
6 + 1 =
7 + 6 + 2 =
14 - 8 - 2 =
15 -
14 + 3 =
18 + 1 + 1 =
3 - 2 - 1 =
16 -
7 =
12 - 5 =
16 + 4 =
7 + 8 =
12 +
5 =
13 - 6 =
14 - 5 =
( )- 8 =4
(
)- 4 =11
( )- 12 =1
14 + 2 + 2 =
3 -
1 - 1 =
10 - 5 + 10 =
10 - 9 + 5 =
17
+ 3 - 5 =
18 - 17 - 1 =
15 + 3 - 10 =
15 - 11 + 6 =
13–( )+ 8
10 +(
)-1 =11 5 - 1 +( )=19
=17
10+( )+ 8
5 +( )- 2 =18 17+( )+1 =20
=20
8 –(
)+ 3 =3 7 +( ) -14 =6
9 +( )- 8 =6 5 +( )-
7 =8
一年级20以内加减法口算100题高级（三）
姓名:时间：
14 +
3 = 12 - 12 = 14 - 7 = 14 - 10 =
13 + 6 = 10 -
9 = 8 + 12 = 14 - 13 =
14 - 11 = 7 - 6 = 15 -
5 = 6 + 9 =
7 + 13 = 5 - 3 = 12 - 3 = 5 + 13 =
16 - 6 = 18 - 9 = 5 - 3 = 14 + 5 =
16 - 12
= 7 - 3 = 7 + 3 = 8 - 5 =
13 + 3 = 7 + 9 = 14
- 10 = 16 - 4 =
12 –( ) =8 ( ) - 3 =12 14 –(
) =7 ( )- 4 =12
13 – ( ) =9 ( ) - 8 =2 14
+( ) =20 ( )+ 7 =15
9 – ( ) =3 ( ) + 12
=18 11 +( )=18 ( )+ 9 =16
18 + 1 - 9 = 13 +
4 + 3 = 17 + 3 - 14 = 13 + 2 + 4 =
6 + 7 - 8 =
10 + 7 - 12 = 17 - 13 - 3 = 5 + 11 + 2 =
3 - 2
- 1 = 4 + 16 - 2 = 16 - 13 + 17 = 9 + 3 + 3 =
18 + 2 - 6 = 10 - 1 + 1 = 17 + 2 + 1 = 9 - 7 -
1 =
10 - 8 + 10 = 4 + 4 + 12 = 6 - 3 + 15 = 16
+ 1 + 3 =
7 - 4 + 8 = 4 - 3 - 1 = 11 + 9 - 14
= 13 - 11 + 5 =
16 - 8 =
12 + 5 =
9 +
6 =
12 - 7 =
11 - 9 =
12 - 8 =
5 +
8 =
12 + ( ) =19
15 –( ) =11
14 + (
)=18
5 - 3 + 15 =
14 + 5 - 8 =
14 + 3
+ 1 =
12 + 2 - 9 =
4 - 1 - 1 =
11 + 6
+ 2 =
11 +4 + 2 = 16 - 9 + 1 = 11 - 9 +
12 = 13 - 8 + 5 =
8 - 6 - 1 = 11 + 3 - 12 = 10
- 1 - 9 = 9 - 8 - 1 =
14-( )+10=13 18–( )–13
=3 10–( )–5 =0 16–( )–1 =4
7 –( )+11 17 +(
)–4
5–( )+17 =19 5 +( )+ 6 =19
=16 =15
一年级20以内加减法口算100题高级（四）
姓名:时间：
11 - 8 =
10 - 8 = 10 + 7 = 13 - 8 =
7 - 3 = 13 + 6 = 13
+ 3 = 6 + 3 =
15 + 4 = 5 - 3 = 12 + 7 = 8 - 4
=
9 + 5 = 14 - 11 = 7 + 3 = 12 - 8 =
9 - 4
= 7 + 10 = 9 + 8 = 6 + 13 =
11 - 7 = 12 + 4 =
14 - 11 = 11 - 8 =
11 + 4 = 16 - 11 = 7 - 3 =
7 - 4 =
( ) + 11 =19 17 - ( ) =8 ( ) - 7 =3
16 + ( ) =20
( ) + 8 =20 8 - ( ) =3 ( ) +
7 =20 7 - ( ) =4
( ) - 4 =8 10 + ( ) =13 (
) - 6 =3 11 - ( ) =1
6 + 10 + 1 = 18 - 5 - 13
= 13 - 3 - 1 = 7 - 7 + 4 =
10 - 6 - 1 = 6 - 4
- 1 = 4 + 12 - 8 = 5 + 3 - 3 =
9 + 8 - 17 = 7
- 1 - 6 = 16 - 9 + 9 = 14 + 2 - 6 =
6 - 5 + 3
= 4 - 4 + 16 = 6 + 4 - 9 = 9 - 4 - 5 =
15 + 3
+ 2 = 3 + 2 - 4 = 13 - 5 + 12 = 5 - 3 + 16 =
5
+ 8 + 2 =
8 - 5 - 3 =
4 +( )+ 3 =19
3
–( )– 1 =0
16 - 15 =
13 + 4 =
7 + 8 =
6 - 4 =
12 + 6 =
14 - 4 =
13 - 7 =
( ) - 7 =5
( ) + 3 =18
( ) - 5 =4
13 + 2 - 15 =
16 + 3 + 1 =
5 - 2 + 5 =
10 - 4 + 14 =
5 - 2 + 7 =
7 - 3 - 2 =
12 - 6 - 6 =
4 - 2
- 1 =
7 - 1 - 2 =
10 + 6 + 1 =
5 - 2 +
9 =
10 - 8 + 10 =
13 + 3 - 2 =
7 + 1 +
6 =
8 + 10 + 2 =
5 - 5 + 6 =
18 - 9 -
1 =
18 - 5 + 2 =
9 - 2 + 6 =
15 + 1 -
7 =
17 +( )+1 17 +( )–9
16 –( )–2 =9
11+( )+4 =20 9 +( )–10 =9
=19
16 +( )–1
9 –( )–2 =0 4 –( )–1 =0 17 –( )–2 =1
=18
一年级20以内加减法口算100题高级（五）
姓名:时间：
5
- 3 = 13 - 10 = 14 - 13 = 9 - 9 =
6 - 4 = 10 -
5 = 13 - 10 = 5 + 10 =
15 - 3 = 16 - 5 = 8 + 4
= 15 + 4 =
13 + 5 = 9 - 4 = 9 + 6 = 16 - 5 =
13 - 5 = 6 + 3 = 14 + 6 = 13 - 10 =
10 + 6
= 8 + 5 = 9 - 6 = 14 - 5 =
6 - 4 = 14 + 6 = 16
+ 3 = 7 + 10 =
( ) - 3 =10 5 + ( ) =13 ( )
- 3 =2 6 - ( ) =3
( ) - 10 =1 7 + ( ) =17 (
) + 4 =11 9 - ( ) =5
( ) + 8 =19 15 - ( )
=7 ( ) + 9 =18 11 + ( ) =14
9 + 5 - 8 = 10 +
2 - 11 = 14 - 4 + 1 = 11 - 6 - 1 =
8 + 10 - 2
= 5 + 2 - 3 = 5 + 8 + 3 = 6 - 4 - 1 =
9 + 8 +
3 = 5 - 2 + 10 = 14 - 4 - 1 = 13 + 4 - 6 =
=10
11 +( )+1
=20
10 + 4 =
12 + 4 =
12 + 8 =
5 + 4 =
14 + 5 =
7 + 9 =
15 + 3 =
( ) + 4 =18
( ) + 7 =18
( ) + 5 =12
17 + 2 - 2 =
3 - 3 + 18 =
14 + 1 + 5 =
16 - 14 + 2 = 16
- 14 - 1 = 9 - 7 + 14 = 12 + 2 - 6 =
14 - 7 -
5 = 6 - 5 + 2 = 11 - 8 + 2 = 11 + 8 - 12 =
3 +
9 - 3 = 10 + 7 + 2 = 5 + 5 - 6 = 15 + 1 + 3 =
8 - 7 - 1 = 3 + 11 + 5 = 12 + 2 - 1 = 15 + 5 -
4 =
7 + 5+ 5 = 8 - 8 + 5 = 6 - 3 + 11 = 13 - 8
- 2 =
16 +( )–10
5 –( )–1 =1 18–( )+2
=18 12+( )+2 =18
=7
12 +( )–19
9 +(
)–4 =15 3+( )+ 1=9 10–( )+13 =19
=1
一年级20以内加减法口算100题高级（六）
姓名:时间：
9 - 6 = 16
- 15 = 13 + 6 = 5 - 2 =
9 - 5 = 15 + 5 = 5 + 7
= 16 + 3 =
16 - 16 = 10 - 9 = 13 + 3 = 6 - 6 =
16 - 15 = 10 + 6 = 7 - 4 = 12 + 6 =
8 - 6
= 10 - 5 = 13 + 4 = 7 - 5 =
14 + 5 = 7 + 5 =
10 - 4 = 13 + 5 =
13 + 6 = 14 - 9 = 13 - 9 =
16 + 4 =
( ) - 9 =4 14 + ( ) =18 ( ) + 10
=16 14 + ( ) =20
( ) - 3 =6 11 - ( ) =1 (
) - 10 =1 14 - ( ) =10
( ) - 4 =3 9 + ( )
=12 ( ) + 3 =12 8 - ( ) =5
7 - 6 - 1 = 12 +
4 - 10 = 16 - 2 + 3 = 10 - 3 - 5 =
11 + 8 - 2
=
16 + 2 - 16 =
7 + 7 + 2 =
11 + 4 + 2
=
5 - 1 + 10 =
17+( )+1 =19
6–( )–3
=1
6 - 4 =
14 + 6 =
16 - 10 =
12 +
6 =
6 + 7 =
11 + 5 =
15 - 12 =
(
) - 7=9
( ) - 5 =10
( ) - 4 =1
9 + 6
- 15 =
11 - 6 - 3 = 10 - 2 + 9 = 3
+ 4 - 1 = 5 - 2 + 15 =
13 - 13 + 20 = 5 + 10 -
11 = 5 + 10 - 14 = 11 + 3 - 10 =
3 - 2 - 1 = 9
+ 3 + 2 = 7 - 2 - 3 = 13 + 6 - 1 =
13 - 9 + 16
= 15 + 3 - 6 = 9 + 11 - 9 = 3 + 11 - 1 =
7 - 5
- 1 = 11 - 9 + 5 = 17 + 2 - 2 = 10 + 1 - 1 =
9
- 2 - 2 = 11 - 9 - 2 = 4 - 2 - 1 = 17 - 12 + 3 =
5 - 3 + 1 = 9 + 3 + 8 = 16 + 4 - 12 = 10 + 3 +
4 =
10–( )+11=15 10–( )+9 =9 14 –( )+ 5 =7
15–( )-–4 =6
14–( )+12=20 12+( )–1 =18 15 –(
)–6 =1 14–( )–6 =2
一年级20以内加减法口算100题高级（七）
姓名:时间：
11 + 8 = 7
- 5 = 14 + 6 = 11 + 9 =
11 - 7 = 5 + 15 = 11 +
3 = 6 + 9 =
11 + 3 = 15 + 4 = 6 - 3 = 12 - 8 =
7 - 3 = 8 - 4 = 5 + 11 = 8 - 5 =
9 - 5 = 5
+ 15 = 11 + 6 = 8 + 11 =
16 + 4 = 7 - 4 = 15 +
5 = 10 - 4 =
6 - 5 = 8 + 3 = 15 - 3 = 6 + 3 =
( ) + 9 =15 16 - ( ) =4 ( ) + 3 =17 9 + (
) =17
( ) - 9=3 10 - ( ) =7 ( ) + 5 =17 18
- ( ) =10
( ) - 3 =4 11 + ( ) =17 ( ) + 3
=12 8 - ( ) =3
10 - 1 - 4 = 7 - 4 - 1 = 12 +
5 + 2 = 13 + 1 - 13 =
16 + 3 + 1 =
6 + 13
+ 1 =
13 + 3 - 11 =
5 - 4 - 1 =
6 + 13
+ 1 =
7 - 6 - 1 =
13 - 8 + 12 =
17+(
)+1 =20
13 –( ) –4 =0
5 + 15 =
11 + 8
=
10 + 7 =
10 + 10 =
16 + 4 =
10 -
9 =
6 + 10 =
( ) + 12 =18
( ) - 9 =5
( ) + 3 =15
10 - 3 - 6 =
16 + 4 - 11 = 7 - 1 + 10 = 16 - 4 - 5 =
4 + 4 + 10 =
11 + 3 + 1 = 16 + 1 + 1 = 13 - 6
+ 13 = 18 - 3 + 5 =
4 - 2 + 10 = 4 - 3 + 6 = 8
+ 8 + 4 = 14 + 2 - 2 =
4 - 3 - 1 = 11 - 8 + 17
= 10 - 5 + 14 = 6 + 6 - 6 =
11 - 2 + 10 = 6 -
4 - 1 = 13 - 7 - 1 = 9 + 8 - 3 =
8 + 7 - 6 = 6
- 1 + 2 = 5 - 2 + 8 = 17 - 4 + 6 =
13 + 4 - 10
= 13 - 12 + 19 = 12 + 5 + 1 = 8 - 5 + 3 =
11+(
)–3 =16 3 –( )+ 9 =11 11–( )+18=20 11 –( )+7=14
14 +( )–9 17 +( )–13
15 –( )–2 =3 3 +(
) –3 =9
=10 =7
一年级20以内加减法口算100题高级（八）
姓名:时间：
7 - 4 = 13
+ 3 = 7 +8 = 8 - 4 =
9 + 10 = 8 + 12 = 14 + 6
= 15 + 4 =
7 - 4 = 16 + 4 = 15 - 13 = 14 + 3 =
5 - 4 = 5 - 4 = 8 + 8 = 8 - 6 =
8 - 4 = 16
- 3 = 16 - 13 = 10 + 5 =
9 + 7 = 7 - 4 = 12 -
4 = 7 + 4 =
6 - 5 = 17 - 7 = 14 + 4 = 7 - 3 =
( ) - 12 =1 12 + ( ) =18 ( ) + 4 =9 12 + (
) =17
( )+ 6 =20 15 + ( ) =18 ( ) + 8 =20 7
- ( ) =2
( ) - 11 =0 6 + ( ) =12 ( ) + 11
=17 16 + ( ) =19
17 - 15 + 13 =
16 - 6 -
4 =
7 - 6 + 9 =
17 - 11 - 2 =
8 - 3 -
2 =
8 + 10 + 1 =
8 + 5 - 7 =
18+(
)+1=20
7 –( ) –1 =0
16 - 14 =
10 - 8
=
15 + 3 =
9 + 5 =
12 + 5 =
10 + 5
=
6 - 4 =
( ) - 5 =6
( ) - 11 =0
( ) - 6 =9
8 + 1 - 7 = 11 + 8
+ 1 = 15 - 13 + 1 = 7 + 10 + 1 =
14 - 1 - 6 =
3 + 12 + 5 = 12 - 12 + 19 = 17 - 3 + 6 =
12 +
7 - 9 = 8 - 5 + 12 = 12 - 10 + 8 = 16 - 1 - 5 =
7 + 12 - 3 = 16 + 3 + 1 = 8 - 3 + 13 = 7 - 2 +
2 =
18 + 1 + 1 = 13 + 3 + 3 = 9 + 6 - 13 = 3 -
1 + 8 =
7 - 2 + 2 = 11 - 10 + 15 = 15 + 3 - 14
= 10 - 4 + 13 =
17 + 1 - 16 = 6 - 5 - 1 = 4 -
2 + 10 = 11 - 4 - 3 =
7 - 7 + 10 = 13 + 7 - 15
= 17 + 1 - 15 = 18 + 1 + 1 =
12+( )+2 =20 8+(
)–1 =17 9+( ) –7 =7 7+( ) –2 =7
8+( )+7 =19
14 –( ) –9 =2 17–( )+4 =10 13 –( )–1 =0
一年级20以内加减法口算100题高级（九）
姓名:时间：
15 - 9 =
15 + 4 = 5 - 5 = 6 - 5 =
6 - 3 = 13 + 6 = 7 +
12 = 7 - 6 =
16 + 3 = 9 + 11 = 15 - 4 = 14 + 5
=
8 + 6 = 13 + 3 = 5 + 10 = 15 + 5 =
11 -
7 = 14 - 6 = 13 + 7 = 6 - 5 =
13 + 6 = 11 + 4
= 10 - 6 = 15 - 14 =
11 + 5 = 9 - 5 = 11 - 7 =
7 + 11 =
( )+ 3 =17 9 + ( ) =14 ( ) - 11 =1
8 + ( ) =20
( )- 6 =1 6 –( ) =2 ( ) - 6 =4
9 + ( ) =15
( )- 8 =5 11 +( )=17 ( ) + 10
=19 10 –( ) =6
5 + 10 - 9 =
10 - 9 - 1 =
12 - 12 + 1 =
3 + 6 - 3 =
9 + 5 - 6 =
4 + 12 - 5 =
12 + 2 - 1 =
9 - 2 - 7 =
18+( )–2 =17
17+( )–18 =1
11 - 4 =
14 - 13 =
8 + 10 =
14 - 5 =
14 - 9
=
7 + 9 =
12 - 7 =
( ) - 12 =4
(
) - 3 =2
( ) - 4 =5
12 - 3 -
4 = 4 - 3 + 14 = 10 + 10 - 18 = 5 - 3 - 2 =
13
- 4 - 6 = 5 + 15 - 14 = 16 - 13 - 1 = 16 + 1 - 14
=
12 + 1 + 7 = 4 - 1 + 5 = 14 + 4 - 7 = 17 + 1
- 10 =
5 + 5 - 2 = 7 - 6 - 1 = 17 - 12 + 6 = 5
- 1 + 4 =
12 - 11 - 1 = 12 + 3 - 6 = 9 - 1 - 3
= 14 + 4 - 2 =
4 + 15 - 8 = 7 + 5 + 6 = 4 + 13
+ 2 = 15 + 3 + 2 =
8 + 5 - 10 = 7 - 5 + 7 = 14
- 2 - 12 = 5 - 1 - 3 =
15 + 1 - 3 = 5 + 7 - 4
= 9 - 3 + 1 = 8 - 4 - 2 =
5 –( ) - 2 =0 10 +(
)-11 =4 9+( )+1 =18 9+( ) –11 =7
16+( )+1
=20 16+( )+2 =19 7–( ) –1 =0 4+( )+2 =13
一年级20以内加减法口算100题高级（十）
姓名:时间：
9 + 6 = 11
+ 3 = 12 - 7 = 8 + 12 =
6 + 10 = 8 + 8 = 5 + 8
= 15 + 3 =
15 + 3 = 13 - 9 = 10 - 4 = 16 - 7 =
9 - 3 = 11 - 6 = 13 - 3 = 15 + 5 =
15 - 7
= 9 - 9 = 13 + 4 = 12 + 6 =
10 + 10 = 15 + 5 =
14 - 6 = 12 - 12 =
11 - 3 = 11 + 4 = 11 - 6 =
10 + 6 =
( ) - 5 =6 14 – ( )=5 ( )- 4 =5 (
) - 4 =12
( ) - 3 =6 11 – ( )=3 ( ) + 6 =20
( ) - 5 =10
( ) + 8 =17 5 –( )=2 ( ) - 6
=5 ( ) - 4 =1
12 - 3 + 11 =
6 - 2 + 7 =
10 - 5 + 6 =
14 + 5 - 11 =
16 - 15 - 1
=
11 + 5 - 2 =
5 + 12 - 15 =
6 - 2 - 1
=
6+( ) –7 =1
3–( )+3 =4
13 + 6 =
8 + 7 =
5 + 14 =
5 + 7 =
7 - 3 =
13 + 3 =
6 + 6 =
10 + ( ) =18
15
–( ) =2
11 + ( ) =14
16 + 3
- 5 =
7 + 10 - 13 =
9 - 7 + 8 =
15 - 3
+ 2 =
7 + 4 + 1 =
18 - 10 + 9 =
4 - 1
+ 7 =
10 + 4 + 6 =
5 + 4 + 11 =
10 + 7
- 17 =
10 - 4 - 3 =
13 - 5 - 2 =
14 -
13 - 1 =
3 - 1 + 12 =
18 - 17 + 3 =
10
- 2 + 5 =
13 - 1 - 7 =
6 - 3 - 3 =
12
+ 6 + 2 =
17 - 10 + 12 =
18–( )–2 =7
18 +( )–19
=1
10 - 6 + 12 =
9 + 5 - 7 =
12 - 3 - 5 =
13 + 7 - 3 =
13 - 10 + 11 =
11–( ) –1 =1
18–( )+3
=19
4 + 9 + 6 =
17 + 3 - 7 =
8 - 6 - 1
=
15 + 1 + 4 =
6 + 10 + 1 =
15–( )+
=19
10 +( )-
=11
10 + 9 - 5 =
15 - 4 + 8 =
13 + 6 + 1 =
18 + 2 - 14
=
8 + 9 + 2 =
9
7 +( )- 7 =12
4
3–( )+ 10
=10
9 - 6 + 1 =
4 - 1 - 1 =
17 + 2 - 10 =
8 - 5 + 10 =
6 - 1 - 3 =
7 +( )+ 4 =19
14 +( )- 5
=11