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