Rekensommen met erbij en eraf tot 10
In de mix
|
1.
11 + 1 =
1
12
|
2.
8 – 8 =
2
0
|
3.
7 + 0 =
7
1
|
4.
4 – 2 =
1
2
|
|
5.
11 + 0 =
11
1
|
6.
3 – 0 =
3
1
|
7.
1 – 1 =
0
2
|
8.
4 – 4 =
0
2
|
|
9.
8 – 0 =
1
8
|
10.
10 – 1 =
9
1
|
11.
1 + 11 =
1
12
|
12.
6 + 6 =
1
12
|
|
13.
6 + 1 =
7
1
|
14.
3 – 0 =
1
3
|
15.
10 + 1 =
11
1
|
16.
11 + 0 =
11
1
|
|
17.
9 + 2 =
11
1
|
18.
1 – 0 =
1
2
|
19.
3 – 3 =
0
2
|
20.
7 – 1 =
1
6
|