Erbij en eraf tot 50
In de mix
|
1.
37 + 8 =
2
45
|
2.
32 + 11 =
2
43
|
3.
21 – 15 =
6
1
|
4.
18 – 3 =
1
15
|
|
5.
11 – 0 =
11
1
|
6.
41 + 5 =
2
46
|
7.
35 + 8 =
2
43
|
8.
15 + 20 =
2
35
|
|
9.
37 + 13 =
2
50
|
10.
24 + 17 =
2
41
|
11.
34 + 9 =
2
43
|
12.
26 + 15 =
41
2
|
|
13.
7 – 3 =
1
4
|
14.
42 – 26 =
16
2
|
15.
35 + 11 =
2
46
|
16.
29 – 11 =
18
2
|
|
17.
50 – 13 =
2
37
|
18.
32 + 5 =
37
2
|
19.
46 + 0 =
2
46
|
20.
33 + 8 =
2
41
|