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