Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
30 + 7 =
4
2
37
3
|
2.
6 – 4 =
3
1
2
4
|
3.
40 + 9 =
49
4
2
3
|
4.
7 + 19 =
3
4
2
26
|
|
5.
11 + 1 =
1
2
12
3
|
6.
23 + 16 =
3
39
2
4
|
7.
45 – 12 =
33
2
4
3
|
8.
35 – 15 =
4
20
3
2
|
|
9.
19 – 0 =
2
4
19
3
|
10.
41 + 5 =
3
4
46
2
|
11.
3 + 39 =
42
4
3
2
|
12.
23 – 2 =
3
21
4
2
|
|
13.
7 + 1 =
1
3
2
8
|
14.
37 – 34 =
4
1
2
3
|
15.
31 – 22 =
9
1
3
2
|
16.
11 + 17 =
4
28
2
3
|
|
17.
4 – 1 =
3
2
1
4
|
18.
23 – 10 =
1
2
13
3
|
19.
35 – 29 =
2
1
6
3
|
20.
19 + 3 =
3
2
22
4
|