Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
41 – 4 =
37
2
3
4
|
2.
1 – 0 =
3
2
1
4
|
3.
26 – 20 =
3
1
2
6
|
4.
47 – 44 =
2
3
1
4
|
|
5.
34 + 8 =
42
2
4
3
|
6.
7 – 5 =
1
2
4
3
|
7.
50 – 48 =
2
1
4
3
|
8.
42 + 0 =
2
3
4
42
|
|
9.
3 – 3 =
4
2
0
3
|
10.
21 – 11 =
3
10
2
1
|
11.
34 + 14 =
4
48
3
2
|
12.
29 + 1 =
30
3
2
4
|
|
13.
8 – 6 =
2
1
3
4
|
14.
13 + 37 =
4
50
3
2
|
15.
1 + 23 =
3
24
4
2
|
16.
30 – 21 =
1
2
3
9
|
|
17.
9 – 5 =
4
1
3
2
|
18.
19 – 1 =
4
18
3
2
|
19.
30 + 13 =
43
2
4
3
|
20.
5 – 1 =
4
3
2
1
|