Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
33 – 15 =
2
3
4
18
|
2.
41 + 1 =
2
4
3
42
|
3.
4 – 0 =
2
1
4
3
|
4.
31 + 11 =
4
3
42
2
|
|
5.
15 + 7 =
22
4
2
3
|
6.
23 – 12 =
2
3
1
11
|
7.
18 – 11 =
7
2
3
1
|
8.
23 + 19 =
4
3
42
2
|
|
9.
42 – 16 =
26
2
3
4
|
10.
20 + 3 =
23
2
3
4
|
11.
39 + 11 =
50
4
3
2
|
12.
44 + 6 =
3
2
4
50
|
|
13.
33 + 13 =
3
4
46
2
|
14.
28 + 20 =
48
3
2
4
|
15.
47 + 2 =
49
4
2
3
|
16.
6 – 0 =
2
3
6
1
|
|
17.
23 + 24 =
2
4
47
3
|
18.
33 + 9 =
42
3
4
2
|
19.
6 + 31 =
2
37
3
4
|
20.
24 – 13 =
11
2
1
3
|