Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
14 – 10 =
2
3
1
4
|
2.
42 – 15 =
2
27
3
4
|
3.
15 + 9 =
4
24
3
2
|
4.
35 + 7 =
42
2
3
4
|
|
5.
26 + 22 =
2
4
3
48
|
6.
33 + 0 =
2
3
4
33
|
7.
17 – 14 =
4
2
3
1
|
8.
1 + 38 =
3
39
2
4
|
|
9.
14 – 13 =
2
1
4
3
|
10.
42 + 2 =
4
3
44
2
|
11.
28 – 19 =
9
3
2
1
|
12.
26 + 12 =
2
38
3
4
|
|
13.
9 – 7 =
3
2
1
4
|
14.
14 + 12 =
4
2
26
3
|
15.
40 + 3 =
3
43
4
2
|
16.
46 + 0 =
2
4
3
46
|
|
17.
48 – 7 =
4
3
2
41
|
18.
39 + 3 =
3
42
2
4
|
19.
3 – 0 =
2
1
3
4
|
20.
21 + 26 =
4
47
2
3
|